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Association of Mexican Cave Studies newsletter

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Title:
Association of Mexican Cave Studies newsletter
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Association of Mexican Cave Studies Newsletter (1965-1977)
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Association for Mexican Cave Studies
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Association for Mexican Cave Studies
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English

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Regional Speleology ( local )
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serial ( sobekcm )
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Mexico

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Contents: Caves of the Sierra de El Abra, Part III Tnmuin and El Pujnl, S.L.P. -- Membership List.
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Open Access - Permission by Publisher
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Vol. 1, no. 4 (1965)
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See Extended description for more information.

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TImASSOCIATIONFORCAVESTUDIESContentsCavesoftheSierradeElAbraPartIIITnmuinandElPujnl,S.L.P.r<1embershlpListVolumeINumber4ReprintApril1965TImASSOCIATIONFORCAVESTUDIESContentsCavesoftheSierradeElAbraPartIIITnmuin andElPujnl,S.L.P.r<1embershlpListVolumeINumber4ReprintApril1965

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CD,vesoftheSierradeE1Abrn.PartIIITamuinandE1S.L.P.byD. McKenzie ThecavesnearTamuinandE1 Puja1"withthefollowinglisofrumors"concludesthesur.trnaryofcavesintheSierradeE1 AbraofwhichtheAMeShassomeIG10w1edee.Thisshouldnotbeconsideredasurveybecause"assUGgestedbythedistributionofthesecoveraGeoftheranGehasbynomeans beensystematic.Theextensivecentralportionhasbeenneglectedbecauseofcaver-s!preoccupationtIiththe1arc;e,1ittle-explorc(cavesthatarewellknownandofeasyaccess.Atopographicmapofthearea"thoughnotdetailed,indicateslargeacpressiolonthismoreelevatedregion.Reconnaissanceui11undoubtedlyuncovermore"resumideros".r1uchcan belearnedofthedistributionoftheblindfish".t\noptichthays"tt'JOspeciesofwhichareseparatedbythecavernous"55ml1elongregionbetween LosSablnosandE1 Pachon. ThefollowinGcavesarekeyedtothelocationmap.Moredetniledlocationsofparticularcavcs,ifavailableilillbegiventotseinterested.LocalgUidesareusuallywellworththenominalfeestheycharge.Vent anaJab2liThelargeovalentranceofVentanaJabalibecomesclearlyvisibleasonedrivesnorthoftheValles-TampicorailroadstationatTumuinandalongsidean abandonedtrackparnllelingtheeasternsideoftheElAbra Range.Situatedone-thirdofwaybelowthecrestoftherangethecaveisapproached byanalroad whichupthesteepface.Theroadoncefnci1itat(extenSiveminingofnitratesfromthecavebutisnONovergroi'Jnhardlyrecognizable.The caveconsistsofnsingle1200'longsolutiontunnelH:outstandingfeaturesarcitslargedimensions andspectacularslcy1ights.htfloorlevelthepaesagcisfromtogo't'lide,butthecic1ing(t'1henvisible)alloi'18foronlycrudeestimationofitsheight.Broadnrchesextendtobelow150'butthepass2iscommonlymuchhigher.Atonepointtheceilingsoarstotwcskylightsmec:.suredat503'abovethefloorandthisnOllstandsthelongestfreedropinanyNorthAmericancave.I'fuena200'.naturalbridGeispositionedbetween anobserverandtheskyligthebroadspaceaboveisilluminatedt'lith adiffuseblueliC;ht.This1scertainlyoneofthegreatestspectaclesyetprovidedlJiexicancave.Thefloorareathroughouthasbeenalteredby mining operul endmarksofpreviouslevelsontheNallsindicateaverylargeamountoffillhasbeen removed.perhapsconforrningtotlanticlinalstiructau-eoftherange"thefloorundergoesa.riseof170'initsprogressionfromtheentrance.TheendofthecaveisqUiteabruptandhereisfeaturedapeculiarlimestoneofsolutionalorigin.Asmallholeinthis20'highNallgivesaccesston 50'indiameterfloorareawher-esurroundingHalls:CD,vesoftheSierradeE1Abrn.PartIIITamuin andE1S.L.P.by D. McKenzieThecavesnearTamuin andE1Puja1"withthefollowinglisofrumors"concludesthesur.trnaryofcavesintheSierradeE1AbraofwhichtheAMeShassomeIG10w1edee.Thisshouldnotbeconsideredasurveybecause"assUGgested bythedistributionofthesecoveraGeoftheranGehasby no means beensystematic.Theextensivecentralportionhasbeenneglectedbecauseofcavers'preoccupationtIiththe1arc;e,1ittle-explorc(cavesthatarewellknownandofeasyaccess.Atopographicmapofthearea"thoughnotdetailed,indicateslargeacpressiolonthismoreelevatedregion.Reconnaissanceui11undoubtedlyuncovermore"resumideros".r1uchcan belearnedofthedistributionoftheblindfish".t\noptichthays"tt'JOspeciesofwhichareseparatedbythecavernous"55ml1elongregionbetweenLosSablnosandE1Pachon.ThefollowinGcavesarekeyedtothelocationmap.Moredetniledlocationsofparticularcnves"ifavailableilillbegiventotseinterested.LocalgUidesareusuallywellworththenominalfeestheycharge.Vent anaJab2liThelargeovalentranceofVentanaJabalibecomesclearlyvisibleasonedrivesnorthoftheValles-TampicorailroadstationatTumuin andalongsidean abandonedtrackparnllelingtheeasternsideoftheElAbra Range.Situatedone-thirdofwaybelowthecrestoftherangethecaveisapproached byanalroad whichupthesteepface.Theroadoncefnci1itat(extenSiveminingofnitratesfromthecavebutisnONovergroi'Jnhardlyrecognizable.Thecaveconsistsofnsingle1200'longsolutiontunnelH:outstandingfeaturesarcitslargedimensions andspectacularslcy1ights.htfloorlevelthepassaGeisfromtogo't'lide,butthecic1ing(t'1henvisible)alloi'18foronlycrudeestimationofitsheight.Broadnrchesextendtobelow150'butthepass2iscommonlymuchhigher.Atonepointtheceilingsoarstotwcskylightsmec:.suredat503'abovethefloorandthisnOllstandsthelongestfreedropinanyNorthAmericancave.I'fuena200'.naturalbridGeispositionedbeti\!een anobserverandtheskyligthebroadspaceaboveisilluminatedt'lith adiffuseblueliC;ht.This1scertainlyoneofthegreatestspectaclesyetprovidedlJiexicancave.Thefloorareathroughouthasbeenalteredby mining operul end marksofpreviouslevelsontheNallsindicateaverylargeamountoffillhasbeen removed.perhapsconforrningtotlanticlinalStructUl'Coftherange"thefloorundergoesa.riseof170'initsprogressionfromtheentrance.TheendofthecaveisqUiteabruptandhereisfeaturedapeculiarlimestoneofsolutionalorigin.Asmallholeinthis20'highNallgivesaccesston 50'indiameterfloorareat'lheresurroundingHalls:

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250!150FEET10050o!AAVENTANAJABALIMUNICIPALITYOFTAMUIN,S.L.P.BRUNTONANDTAPESURVEYBYT.RAINES1B.BELL,D.MCKENZIE APRIL1964DRAWNBYD.MCKENZIEAMes250!FEET10015050o!NrTAAVENTANAJABALIMUNICIPALITYOFTAMUIN, S.L.P.BRUNTON AND TAPE SURVEYBYT.RAINES1B.BELL,D.MCKENZIE APRIL1964DRAWNBYD.MCKENZIEAMes

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35toNelloutofsight.Therenrcatleastfiveskyliehtentrancestothecave.Besidesthetwomentionedabove,whichare500'fromtheentrarthereisafainttwilightvisibleanother300'beyond.Thoughveryhighthisentrancewillnotallowforanentirelyfreedr(Thetwoothersareabout130'highandsituatedonlyashortd:tancewithinthecave.Forawhile9uringourvisit,theywerEtheexitforacloudlayerthatsweptupthemountainsideandenteredthe60'highmouth.ThecavewasvisitedinAprilof1964whenasurveyandbjlogicalcollectionswere madebyBell,D. McKenzie, andT.OnJune1,BellandRainesreturnedanddescendedtrecorddrop.Thefollowinganimalsweretakenfromthiscave:terrestriisopods,acentipedoftheScutigeromorpha,awhip-scorpion(Mastigoproctusgiganteus),spiders(Ctenussp.andNesticuss1pseudoscorpions,aschizomid(Schizomussp.),abugdocilis),ants(EuponerasP.),dermestidbeetles(Dermesescarnivorus),andtenebrionidbeetles(Liodemasp.nrkirschiand ZophobasThediscoveryofZophobasatratusandPangaeusdocilisin.thiscaveisofgreatinterestsincethefirstisrecordednofarthernorththanCuevaRicardoSuloaga,Venezuela,andthelatternofarthernorththanChilibrilloPanama.NacimientodeElChoy(NacimientodeTaninul)ThisimpressiveriverresurgenceisdevelopedasanattractionfortenantsofHotelTaninul,apopularresort12mileseastofValles.TheRioChoyswiftlyemerges from apassage25'high(abovethewater)and30'Thewateris10'to15'Asmallwalkconstructedabovethewaterendsatasmallbalconyslightlywithinthemouth.Fromthereisvisibleaseriesofsmallrapidslightedbya 170foothighsotanoentrThepassagebeyondappearstobeveryhigh,butattendantatthhotelimpliesthatitsoonThecaveisnottobeconfusedwithCuevadelNacimientodelRioCoy,asmallcave20milessouthofValles,nearRinconCuevadeTaninulI ThecaveissituateddirectlybehindtheHotelTaninulaneonlyafewfeetfrom aswimmingpoolfedbyanearbysulfurspring.Theentranceroomhasbeenconvertedtoadancefloortvithtablesand abar-,A12foothighnaturalbridgeaccommoda aTheunalteredportionofthecavebeginsat150'fromtheentrance,whereanupperlevelleadstoaconstrictioncoveredbyawireBycratvlingunderneath,onecancontinwestforabout300'throughanarrow,irregularpassagethatbecomestoosmall.BonetrecordedalateNovemberairtemperatureof26.60Candahumidityof96%;35toNelloutofsight.Therenrcatleastfiveskyliehtentrancestot hecave.Besidesthetwomentionedabove,whichare500'fromtheentrarthereisafainttwilightvisibleanother300'beyond.Thoughveryhighthisentrancewillnotallowforanentirelyfreedr(The twoothersareabout130'highandsituatedonlyashortd:tancewithinthecave.Forawhile9uringourvisit,theywerEtheexitforacloudlayerthatsweptupthemountainsideandenteredthe60'highmouth.ThecavewasvisitedinAprilof1964when asurveyandbjlogicalcollectionswere madebyBell,D. McKenzie, andT.OnJune1,BellandRainesreturnedanddescendedtrecorddrop.Thefollowinganimalsweretakenfromthiscave:terrestriisopods,acentipedoftheScutigeromorpha,awhip-scorpion(Mastigoproctusgiganteus),spiders(Ctenussp.andNesticuss1pseudoscorpions,aschizomid(Schizomussp.),a bugdocilis),ants(EuponerasP.),dermestidbeetles(Dermesescarnivorus),andtenebrionidbeetles(Liodemasp.nrkirschiand ZophobasThediscoveryofZophobasatratusandPangaeusdocilisin.thiscaveisofgreatinterestsincethefirstisrecordednofarthernorththanCuevaRicardoSuloaga,Venezuela,andthelatternofarthernorththanChilibrilloPanama.NacimientodeElChoy(NacimientodeTaninul)ThisimpressiveriverresurgenceisdevelopedasanattractionfortenantsofHotelTaninul,apopularresort12mileseastofValles.The RioChoyswiftlyemerges from apassage25'high(abovethewater)and30'Thewateris10'to15'Asmallwalkconstructedabovethewaterendsatasmallbalconyslightlywithinthemouth.Fromthereisvisibleaseriesofsmallrapidslightedby a 170foothighsotanoentrThepassagebeyondappearstobeveryhigh,butattendantatthhotelimpliesthatitsoonThecaveisnottobeconfusedwithCuevadelNacimientodelRioCoy, asmallcave20milessouthofValles,nearRinconCueva deTaninulI ThecaveissituateddirectlybehindtheHotelTaninulaneonlya fewfeetfrom a swimmingpoolfedby anearbysulfurspring.Theentranceroomhasbeenconvertedtoadancefloortvithtablesand aA12foothighnaturalbridgeaccomrl!oda aTheunalteredportionofthecavebeginsat150'fromtheentrance,whereanupperlevelleadstoaconstrictioncoveredby awireBycratvlingunderneath,onecancontinwestforabout300'throughanarrow,irregularpassagethatbecomestoosmall.BonetrecordedalateNovemberairtemperatureof26.60C and ahumidityof96%;

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AsmallcollectionofinvertebratesmadebyD.McKenzie andJ.Reddellincludedthefollowing:terrestrialisopods,spiders(Ctenusawhip-scorpion(Tarantulasp.),twospeciesofricinuleidn.sp.andcrYitocellusosorioiBolivar),andericetsofthefamilyGrylidae.Thediscoveryofadditionalspecimensofthericinuleid,Cryptocellusosorioi,andofasecondspecies,isofthegreatestinterestsincethisisconsideredtherarestofallCuevadeTaninulNo.2 Thesmallsinkentranceofthiscaveislocatedabout300'northofTaninul1and258'-abovethefootoftheabruptLackofequipmentpreventedacompleteexploration.Fromanintersectionneartheentrance,thelargerpassagetrendsnorthparalleltothecontourofthehillside,whileanarrowfissureextendingwestrequiresa hanelineforitsTheformerisgenerally15feethighar.wide,continuing200'toan8'wideslotinthefloor.Thismustbebridgedtoenterthecontinuationofthe'passage,whichappearstoremainThefloorsareofdryBonetrecordeda23.0ctemperatureanda69%humidity.Cueva deTaninul4 The mainentrancecanbeseenfromthehighwayshortlybeforeitsemergencefromtheVallespass.Itissituatedabout100yardswestofarailroadtunneland75'abovethetrack.ThecaveisfrequentlyvisitedandtherearestepsthatextenduptheInadditiontothreecliffentrances,thereareatleastnineskylightsthat,illuminatethespaciousTheyarewelldistributedjthe5001lonseriesofroomscanbeexploredwithoutartificialight.Thepassageisgenerally10'to15'highandasmuchas601TheflatsiltflOOrsarefreeofbreakdown,..exceptattheAcollectionbyT.Rainesincludedthefollowinganimals:epigealterrestrial1sopodp,roaches(Periplanetasp.),crickets(MiogryllusandaposSiblenewgenusnearParacophandakatydid(DichopetalaWiththeexceptionofthe.possiblenewgenusofcricketallofthefaumaistrog1oxenicorCueva GrandeThisisthelargestofthecavesinthelesshillyportionoftherangesouthoftheVallesItislocatedaboutfivekms.N-NEofthesmalltownofElThe251by151highentranceissituatedinasteep,thicklycoveredslopeand wouldbedifficulttolocatewithoutaguide.Aboulderslopeextendstoa40'by150'longentranceroomwitha crawlwaycontinuingatitsend.TheleftwalloftheroomisapartitionseparatingitfromtheotheroftwomajorpassagesthatcomposetheAsmallcollectionofinvertebratesmade by D. McKenzie andJ.Reddellincludedthefollowing:terrestrialisopods,spiders(Ctenusawhip-scorpion(Tarantulasp.),twospeciesofricinuleidn.sp.andcrYitocellusosorioiBolivar),andericetsofthefamilyGrylidae.Thediscoveryofadditionalspecimensofthericinuleid,Cryptocellusosorioi,andofasecondspecies,isofthegreatestinterestsincethisisconsideredtherarestofallCueva deTaninulNo. 2 Thesmallsinkentranceofthiscaveislocatedabout300'northofTaninul1 and258'-abovethefootoftheabruptLackofequipmentpreventedacompleteexploration.Fromanintersectionneartheentrance,thelargerpassagetrendsnorthparalleltothecontourofthehillside,whileanarrowfissureextendingwestrequiresa hanelineforitsTheformerisgenerally15feethighar.wide,continuing200'toan8'wideslotinthefloor.Thismustbebridgedtoenterthecontinuationofthe'passage,whichappearstoremainThefloorsareofdryBonetrecordeda23.0ctemperatureand a69%humidity.Cueva deTaninul4 The mainentrancecanbeseenfromthehighwayshortlybeforeitsemergencefromtheVallespass.Itissituatedabout100yardswestofarailroadtunneland75'abovethetrack.ThecaveisfrequentlyvisitedandtherearestepsthatextenduptheInadditiontothreecliffentrances,thereareatleastnineskylightsthat,illuminatethespaciousTheyarewelldistributedjthe5001lonseriesofroomscanbeexploredwithoutartificialight.Thepassageisgenerally10'to15'highandasmuchas601TheflatsiltflOOrsarefreeofbreakdown,..exceptattheAcollectionbyT.Rainesincludedthefollowinganimals:epigealterrestrial1sopodp,roaches(Periplanetasp.),crickets(Miogryllusand aposSiblenewgenusnearParacophand akatydid(DichopetalaWiththeexceptionofthe.possiblenewgenusofcricketallofthefaumaistrog1oxenicorCueva GrandeThisisthelargestofthecavesinthelesshillyportionoftherangesouthoftheVallesItislocatedaboutfivekms.N-NEofthesmalltownofElThe 251by151highentranceissituatedinasteep,thicklycoveredslopeand wouldbedifficulttolocatewithoutaguide.Aboulderslopeextendstoa40'by150'longentranceroomwitha crawlwaycontinuingatitsend.Theleftwalloftheroomisapartitionseparatingitfromtheotheroftwomajorpassagesthatcomposethe

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37The crawlwayisanellipticalsolutiontubewhosemajortrendisItoftenenlargestostoop-waydimensionsorgreaterandthereareoccasionaldomesandsmallroomsthatcontainbats.Therockfloorisquitedamp,but,otherthanascatteringofguanothereislittleornofill.Duringourvisittheairwasuncomfortablywarn duetothelackofcirculation.AnoutlinemapbyF.Bonetshowsthepassageas1000'long,butourexplorationwasThepassageleadingnorthofthecaveentrance,bycontraislargeandwellventilated.Two"claraboyas",orskylights,arefeaturednearmid-lengthandseverallargeaerialrootsextendthefUll60'tothefloor.Initiallythegalleryisratherwide andirregUlar,havingafewlargeflowstoneformations,butiteventuallybecomesfissure-likeandrangesnear50'highand10'orlessinA35'dropoverflowstonemust behandlinedtoreachtheend,a breakdownfillThepassageis1100'long.Itwasreportedthatawoundedjaguarkilledinasmallsidepassagenearthemouthofthecave.Wefoundthatverylargeratinhabitedthe"grottodelSomemeasurementstakenbyBonet,probablyinthe0westsection,showeda91%humidityandatemperatureof25CAsmallcollectionmadebyJ.ReddellandD.McKenzieincludedthefollOWinganimalsfromtheright-handtummel:terrestr:21isopods,aschizomid(Schizomusphalangids,apossiblemewgenusandspeciesornlcoietiidthysanuran,ants(PheidolecricketsofthefamilYGryllidae,andbeetles.Sotanode ManuelNearElPUjal,thelowercultivatedareasadjoiningtheElAbraexcarpmentarecharacteriqedbyscatteredsinksandThiscave,visitedbecauseofitsprOXimitytoCuevaChica,isoneofmanysmallcavesthatdoubtlesseXistintheItissituatedwithintheshallow,indistinctcourseofan-arroyowhichwindssouthtoeventuallyenterCuevaChica-abouttwodistant.Althoughlocallytermeca"sotano",the15tsinkentranceisea.s.ilyclimbable,andthetwopassageswhichtotal1000'neverexceedadepthofabout35'Fromthe10'by25'entranceroom,themostobviousleadextendseastasasilt-flooredcrawland stoopway sometimesreaching15'to201inThepassageterminatesinfillfrom anapparentsurfacesink.Atthenorthendoftheentranceroom, aholeinthebreakdownfloorentersasmallcrawlwaywhich,inanirregularfashion,leadstothelargerportionoftheThissinuousgalleryfeaturesafewdryflowstonedepositsandseveralattractiveAcollectionofinvertebratesbyReddellandMcKen:includedthefollOWingspecies:terrestrialisopods,spiders(Aphonopelmamites,apossiblenewgenusandspeciesoftfiYsanuranofthefamilyNicoletiidae,crickets,histeridbeetles,andcatopidbeetles(Ptomaphagus37The crawlwayisanellipticalsolutiontubewhosemajortrendisItoftenenlargestostoop-waydimensionsorgreaterandthereareoccasionaldomes andsmallroomsthatcontainbats.Therockfloorisquitedamp,but,otherthanascatteringofguanothereislittleornofill.Duringourvisittheairwasuncomfortablywarn duetothelackofcirculation.AnoutlinemapbyF.Bonetshowsthepassageas1000'long,butourexplorationwasThepassageleadingnorthofthecaveentrance,bycontraislargeandwellventilated.Two"claraboyas",orskylights,arefeaturednearmid-lengthandseverallargeaerialrootsextendthefUll60'tothefloor.Initiallythegalleryisratherwide andirregUlar,havinga fewlargeflowstoneformations,butiteventuallybecomesfissure-likeandrangesnear50'highand10'orlessinA35'dropoverflowstonemustbehandlinedtoreachtheend,a breakdownfillThepassageis1100'long.Itwasreportedthata woundedjaguarkilledinasmallsidepassagenearthemouthofthecave.Wefoundthatverylargeratinhabitedthe"grottodelSomemeasurementstakenbyBonet,probablyinthe0westsection,showed a91%humidityand atemperatureof25CAsmallcollectionmadebyJ.Reddelland D. McKenzieincludedthefollOWinganimalsfromtheright-handtummel:terrestr:21isopods,aschizomid(Schizomusphalangids,apossiblemewgenusandspeciesofnlcoietiidthysanuran,ants(PheidolecricketsofthefamilYGryllidae,andbeetles.Sotanode ManuelNearElPUjal,thelowercultivatedareasadjoiningtheElAbraexcarpmentarecharacteriqedbyscatteredsinksandThiscave,visitedbecauseofitsproximitytoCuevaChica,isoneofmanysmallcavesthatdoubtlessexistintheItissituatedwithintheshallow,indistinctcourseofan-arroyowhichwindssouthtoeventuallyenterCuevaChica-abouttwodistant.Althoughlocallytermeca"sotano",the15tsinkentranceisea.s.ilyclimbable,andthetwopassageswhichtotal1000'neverexceedadepthofabout35'Fromthe10'by25'entranceroom,themostobviousleadextendseastasasilt-flooredcrawland stoopway sometimesreaching15'to201inThepassageterminatesinfillfromanapparentsurfacesink.Atthenorthendoftheentranceroom, aholeinthebreakdownfloorentersasmallcrawlwaywhich,inanirregularfashion,leadstothelargerportionoftheThissinuousgalleryfeaturesa fewdryflowstonedepositsandseveralattractiveAcollectionofinvertebratesbyReddellandMcKen:includedthefollOWingspecies:terrestrialisopods,spiders(Aphonopelmamites,apossiblenewgenusandspeciesofthYsanuranofthefamilyNicoletiidae,crickets,histeridbeetles,andcatopidbeetles(Ptomaphagus

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CuevaSinNombre ThesmallpitentranceislocatedinaclearedpasturebetweenCuevaChicaandSotanodeWhilesupposedlyratherdeep,thesinkiscovoredbyastoutbushandisonly21/21by31wide -certainlytoosmalltoaccomodatebothanexplorerandthe6"indiameterfer-de-lance(Bothropsstrox)thatslidintothecaveonourThisdeadlysnakeiscalled"cuatronaricesllbytheCuevaChicaCuevaChicaiscertainlythebestknownofthemanysmallcavesinthevicinityofElLocated1/2km.fromthehighway,itservesasanimportantwatersourceforasmallranch.Agasolenemoterinstalled3001withinthecaveisperiodicallyusedtopumpwaterfrom adeeppermanentThe20'by4'highentranceacceptsthedrainageofashallowbutlengthyThepassageisirregularatfirstwithlargerockscoveringtheTrendingsouth,itsoonfeaturesascouredfloorand.imensionsof25'by101At350'fromtheentranceisthefirstdeeppoolthatInust becrossed,andhereonecanobservetheblindfishresponsibleforthecave1sBeyond,thepassageundergoesa narrOWing andanincreaseinceilingAtthefootofa75110n6seriesoftravertinepoolsisa seconddeeppool,about50''long,301Wide,and10'-151doep ,Anarrow,601hidomeinhabitedbybatsisthenFimally,separatebyalowarCh,isa401indiameterdomeabovethesiphonpoolTotallengthofthecaveisaboutWithregardtocavefauna,few MexicancaveshavereceivetheattentionsuchasthatgiventoCuevaThediscoveoftheblindcharacin,Anoptichthysjordani,thecaveinspimuchadditionalcollection.In1942Dr.B.F.OsorioFafall0theEscuelaNacionaldeCienciasBiologicasmadeanintensivestudyoftheaquaticfaunaoftheHiscollectionsandthoseofothersrevealedarichfauna,alistofwhichfollowsAmoebaaculeataEhrengerg,Actinoph:sp.,Colepscf.hirtus,andorticellacf.microstoma;rotifer,Letadellapatella(MUller) andPlatyiaspatulus(MUller);cyprosrocods:Candonasp.;0ytheridostracods(takenfrom Cambarblandingiicuevachicae):EntocytheresinuosaRiojaandEntocythereclaytonhoffiRioja;copepods:DiatomuscokeriOsorioAtheyellapilosa,Niocrasp.,Macrocyclopsalbidus(Jurine),Eucyclopsserrulatus,Eucyc(Tropocyclops)prasinus(Fischer),Paracyclopscf.fimbriatus,ThermocyclopsinversusKiefer;crayfish:CambarusblandingiicuevachicaeHobbs;Isopods:ProtrichoniscuspotosinusMUlaik;branchiobdellidworm(takenfrom CambarusblangingiicuevachicCambarincolamacrodontaEllis;a campodeiddipluran:CampodeaiWygodzinskYjants:PachycondYlaharpax montezumia(F.Smith);'collembola:MesaphorurafoveataBonet;acricket:Paracophusapterus;apoiydesmidBolivaresmussabinusChamberl.spiders:Euryopis:spinigeraO.p.cambrldge,MOdisimustexanusBanks,andWendilgardamexicanaKeyserling;andfish:AnoptichHubbsandInnes.Oftheseanimalsonlytheisopods,iplurans,collembola,andfishareTheprot0202rotifers,ostracods,copepods,crayfish,branchiobdellidwormscrickets,andmilipedsarepresumablytroglophilic.TheremaispeciesareprobablyCuevaSinNombre ThesmallpitentranceislocatedinaclearedpasturebetweenCuevaChicaandSotanodeWhilesupposedlyratherdeep,thesinkiscovoredby astoutbushandisonly21/21by 31wide -certainlytoosmalltoaccomodatebothanexplorerandthe6"indiameterfer-de-lance(Bothropsstrox)thatslidintothecaveonourThisdeadlysnakeiscalled"cuatronaricesllbytheCuevaChicaCuevaChicaiscertainlythebestknownofthemanysmallcavesinthevicinityofElLocated1/2km.fromthehighway,itservesasanimportantwatersourceforasmallranch.Agasolenemoterinstalled3001withinthecaveisperiodicallyusedtopumpwaterfrom adeeppermanentThe20'by4'highentranceacceptsthedrainageofashallowbutlengthyThepassageisirregularatfirstwithlargerockscoveringtheTrendingsouth,itsoonfeaturesascouredfloorand.imensionsof25'by101At350'fromtheentranceisthefirstdeeppoolthatInust becrossed,andhereonecanobservetheblindfishresponsibleforthecave1sBeyond,thepassageundergoesanarrowingandanincreaseinceilingAtthefootofa 75110n6seriesoftravertinepoolsisa seconddeeppool,about50''long,301Wide, and10'-151Anarrow,601hidomeinhabitedbybatsisthenFimally,separatebya lowarCh,isa401indiameterdomeabovethesiphonpoolTotallengthofthecaveisaboutWithregardtocavefauna,few MexicancaveshavereceivetheattentionsuchasthatgiventoCuevaThediscoveoftheblindcharacin,Anoptichthysjordani,thecaveinspimuchadditionalcollection.In1942Dr.B.F.OsorioFafall0theEscuelaNacionaldeCienciasBiologicasmadeanintensivestudyoftheaquaticfaunaoftheHiscollectionsandthoseofothersrevealedarichfauna,alistofwhichfollowsAmoebaaculeataEhrengerg,Actinoph:sp.,Colepscf.hirtus,andorticellacf.microstoma;rotifer,Letadellapatella(MUller) andPlatyiaspatulus(MUller);cyprosrocods:Candonasp.;0ytheridostracods(takenfrom Cambarblandingiicuevachicae):EntocytheresinuosaRiojaandEntocythereclaytonhoffiRioja;copepods:DiatomuscokeriOsorioAtheyellapilosa,Niocrasp.,Macrocyclopsalbidus(Jurine),Eucyclopsserrulatus,Eucyc(Tropocyclops)prasinus(Fischer),Paracyclopscf.fimbriatus,ThermocyclopsinversusKiefer;crayfish:CambarusblandingiicuevachicaeHobbs;Isopods:ProtrichoniscuspotosinusMUlaik;branchiobdellidworm(takenfrom CambarusblangingiicuevachicCambarincolamacrodontaEllis;a campodeiddipluran:CampodeaiWygodzinskYjants:PachycondYlaharpaxmontezumia(F.Smith);'collembola:MesaphorurafoveataBonet;acricket:Paracophusapterus;apoiydesmidBolivaresmussabinusChamberl.spiders:Euryopis:spinigeraO.p.cambrldge,MOdisimustexanusBanks,andWendilgardamexicanaKeyserling;andfish:AnoptichHubbs andInnes.Oftheseanimalsonlytheisopods,iplurans,collembola,andfishareTheprot0202rotifers,ostracods,copepods,crayfish,branchiobdellidwormscrickets,andmilipedsarepresumablytroglophilic.Theremaispeciesareprobably

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.39RmnoredCavesintheSierradeElAbra TheAMCShasnofirst-handinformationonthefollowingcaves.Severalofthemarcreliablylocatedcavesarckeyedtothelocationmap.Theyarelistedinorderoftheirnorthtosouthdistributionintherange.CuevadeSanRafaeldelosCastrosThe caveiseithernresurgenceornearoneofthatname. Bonet3ivesnodescription.Source:F.Bonet CuevadeElManteItisreferredtoasa cavewithpermanentwater.(Cueva deElManteno.1istheNacimientodelRioMante)Source:F.BorCaveabovetheNacimientodelRioManteItisbelievedlocatedinthesideoftherangeaboutonehalfkm.SWoftheThOUGhnotasheltercave,itsupposedlyhasaverylargeentranceroom.Source:A guardattheCaveontheRanBeabove QUintero Thereisalocalforthiscave6whoseaccessisbyatrailbeginningatthet.owntsintermittentspring.Thetriprequiresseveralhours.Thereisaguideavailable.Source:InhabitantsofQuintero.SotanonorthofElPachonnlargesotanoisrumoredtoexistonthewesternsidooftheranGe.possiblyapproached byarouteextendingnorthoftheVillageofElPachon.ExplorersfromMantehavesupposedlydescendedthepitandtraversedalargestreamcourse.MorereliableinformationshouldbeobtainedatElPachon.Source:LocalexplorersofCuevadelAbra SotanoeastofAotanodeVenaditoThisisofmoredifficultaccessthanSotanodeVenadito,butissaidtobe"mns imJ?ortantellItisapparentlyalarGe"resumidero".Source:AntoniO", aBUidencarVenaditoCuevadeLa Ceiba Theconspicuousentranceissituatedintheeasternfaceoftherange,about20km.northofTamuinandneartheRancho Zimapan.Itwasreferredtoas"thelargestcaveintheElAbra Range".ItisalsorumoredtocontainIndianburials.Another obVious caveentranceisjustsouthofthereatabout.39RmnoredCavesintheSierradeElAbraTheAMCShasnofirst-handinformationonthefollowingcaves.Severalofthemarcreliablylocatedcavesarckeyedtothelocationmap. Theyarelistedinorderoftheirnorthtosouthdistributionintherange.Cueva de SanRafaeldelosCastrosThecaveiseithernresurgenceornearoneofthatname. Bonet3ivesnodescription.Source:F.Bonet Cueva deElManteItisreferredtoasa cavewithpermanentwater.(Cueva deElManteno.1istheNacimientodelRio Mante)Source:F.BorCave abovetheNacimientodelRio ManteItisbelievedlocatedinthesideoftherangeaboutonehalfkm.SWoftheThOUGhnotasheltercave,itsupposedlyhasaverylargeentranceroom.Source:A guardattheCaveontheRanBeabove QUintero Thereisalocalforthiscave6whoseaccessisby atrailbeginningatthetmm'sintermittentspring.Thetriprequiresseveralhours.Thereisaguideavailable.Source:InhabitantsofQuintero.SotanonorthofElPachonnlargesotanoisrumoredtoexistonthewesternsidooftheranGe.possiblyapproached by arouteextendingnorthoftheVillageofElPachon.Explorersfrom Mante havesupposedlydescendedthepitandtraversedalargestreamcourse.MorereliableinformationshouldbeobtainedatElPachon.Source:LocalexplorersofCuevadelAbra SotanoeastofAotano deVenaditoThisisofmoredifficultaccessthanSotanodeVenadito,butissaidtobe "mns imJ?ortantellItisapparentlyalarGe"resumidero".Source:AntoniO", a BUidencarVenaditoCueva deLaCeibaTheconspicuousentranceissituatedintheeasternfaceoftherange,about20km.northofTamuin andneartheRancho Zimapan.Itt'Jasreferredtons "thelargestcaveintheElAbra Range".ItisalsorumoredtocontainIndianburials.Another obVious caveentranceisjustsouthofthereatabout

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40thesameelevation.Machetesmayproveinvaluablefortheiraccess.Source:Prof.LuisZunigaofSanLuisPotosiCuevaPintaThe caveiswellknownlocallyandisreachedbya10kn1.trailextendingSEofLosSabinos.Theentranceissupposedlylarge,butBonet'sbriefreferenceimpliesthatitisdry,withlightpenetratingitsmajorportion.Source:F.Bonet;MiGuelSalinas,agUideatLosSabinosCuevadeLas Pa1mas Bonetonlygivesitsnameandindicatesitslocation.ItisevidentlyabovetherailroadtracknorthoftheNacimient, deTaninu1.Source:F.Bonet CavesintheV2l1espassHestofa"p1antofsomesort",probablyaquarry,tt'JOcavesinacliffneartherailroadtrackwereexplored."Both hadhugeentrancesbutgotsmallerafterafm'Jhundredfeet.1IA30m.sotanoandanotherabouthalfthatdeep werealsobutapparentlynotentered.Source:G. Reynolds andT.Will,Ba1tinoreGrottoNewsCuevade Taninu1no.3ThissmallcaveislocatedsouthoftheValles-TampicohighwayinthevicinityofTanlnulno.4.AmapbyF.Bonetindicatesthe30'wideentrancefaceswest,andfromthereextetwo passaGesvaryingfrom10'to20'inwidth.EachoftheNEandSEtrendingpassaGescontainaskylight,andtheirrespecti'lengthsare90'and50'.Source:F.BonetSotanosnearE1Puja1Inalistofsotanos,orcaveswithverticalentrances,BonetincludesthefollowinGones,ElPuja1:CuevadeE1Mante, CuevadeOjodeAgua,andtwo unnamedsotanos.NoneofthesewereexploredbyBonet,thOUGhoneofthelattermaybe Sotano de Manuel.Source:Dr.F.BonetCueve.deE1Nilodescribesitas"asmallcave,partlyt'mter-fi11cd,lessthan100yds,castofthehight'myatKm,Post45111 Vampf:batsinhabitthecave.Source:CharlesE.Mohr(NSSNews,April,1950) Bib1iogra.phy:Bonet,Frederico."Datossobrelascavernasyotrosfenomcnoserosivosdelasca1izasdelaSierradeE1 AbrallIn:CongresoClentlflcoMexlcanoNem.,(V.)3,CienciasFisicnsyGeologia,p.238-266, 1953.40thesameelevation.Machetesmayproveinvaluablefortheiraccess.Source:Prof.LuisZunigaofSanLuisPotosiCuevaPintaThecaveiswellknownlocallyandisreachedby a 10kn1.trailextendingSEofLosSabinos.Theentranceissupposedlylarge,butBonet'sbriefreferenceimpliesthatitisdry,withlightpenetratingitsmajorportion.Source:F.Bonet;MiGuelSalinas,a gUideatLosSabinosCueva de Las Pa1mas Bonetonlygivesitsnameandindicatesitslocation.ItisevidentlyabovetherailroadtracknorthoftheNacimient, deTaninu1.Source:F.Bonet CavesintheV2l1espassHestofa"p1antofsomesort",probablyaquarry,tt'JOcavesinacliffneartherailroadtrackwereexplored."Both had hugeentrancesbutgotsmallerafterafm'Jhundredfeet.1IA 30m.sotanoandanotherabouthalfthatdeep werealsobutapparentlynotentered.Source:G.Reynolds andT.Will,Ba1tinoreGrottoNewsCueva de Taninu1no.3ThissmallcaveislocatedsouthoftheValles-TampicohighwayinthevicinityofTanlnulno.4.AmapbyF.Bonetindicatesthe30'wideentrancefaceswest,and fromthereextetwo passaGesvaryingfrom10'to20'inwidth.EachoftheNEandSEtrendingpassaGescontainaskylight,andtheirrespecti'lengthsare90'and50'.Source:F.BonetSotanosnearE1Puja1Inalistofsotanos,orcaveswithverticalentrances,BonetincludesthefollowinGones,ElPuja1:Cueva deE1Mante, Cueva de Ojo de Agua,and two unnamedsotanos.NoneofthesewereexploredbyBonet,thOUGhoneofthelattermaybe Sotano de Manuel.Source:Dr.F.BonetCueve.deE1Nilodescribesitas"asmallcave,partlyt'mter-fi11cd,lessthan100yds.castofthehight'myatKm.Post45111Vampi:batsinhabitthecave.Source:CharlesE.Mohr(NSSNews,April,1950) Bib1iogra.phy:Bonet,Frederico."Datossobrelascavernasyotrosfenomcnoserosivosdelasca1izasdelaSierradeE1AbrallIn:CongresoClentlflcoMexlcano Nem.,(V.)3,CienciasFisicnsyGeologia,p.238-266, 1953.

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41Wewishtoexpressourappreciationtothefollowingsystematistsfortheiridentificationofmaterialcovered bythisreport:Dr.l'l.J.Gertsch"AmericanMuseumofNaturalHistory"arachnids;Dr.Theodore Hubbell"f4UseumofZoology"UniversityofMichigan"cricketsandkatydidsjDr.B. Gurney,U.S.roaches;Dr.A.C.UnivcrsitofTennessee,ants;Dr.Pedro Wygodzinsky"AmericanofNaturalHistory,thysanurajDr.RichardFooesclmer,U.S.Nationalhern1ptero.jDr.John I{1ngsolver l U.S.Nationaldermestidbeetles;Dr.T.J.Spilman"Nationaltenebrionidbeetles.KeytoLocationNap1.CuevadeSan Raphcel delosCastros2.CuevadeE1Manteno.23.Nacimiento deE1Mante4.GrutasdeQuintero5.CuevadeE1Abra6.CuevadeE1Pachon1.CavesnearRnnchodeLaNoria8.Sotano deE1Venadito9.CuevadeLa Coiba10.Sotano deTigre11.CuevadeLos12.SotanodelArroyo13.VentanaJabali14.Sotano de10.Tinaja15.Sotano andSotanltodo Monteci11os16.CuevadeLasPalmas17.Nacimiento deE1Choy18.Cuevade Taninu1no.419.Cuevade Taninu1no.1andno.220.CuevaGrande21.Sotano deManuel22.CuevaChico.23.CuevadeE1Ni1041Wewishtoexpressourappreciationtothefollowingsystematistsfortheiridentificationofmaterialcovered bythisreport:Dr.l'l.J.Gertsch"AmericanMuseumofNaturalHistory"arachnids;Dr.Theodore Hubbell"f4UseumofZoology"UniversityofMichigan"cricketsandkatydidsjDr.B. Gurney,U.S.roaches;Dr.A.C.UnivcrsitofTennessee,ants;Dr.Pedro Wygodzinsky" AmericanofNaturalHistory,thysanurajDr.RichardFooesclmer,U.S.Nationalhern1ptero.jDr.John I{1ngsolver l U.S.Nationaldermestidbeetles;Dr.T.J.Spilman"Nationaltenebrionidbeetles.KeytoLocationNap1.Cueva de San Raphcel delosCastros2.Cueva deE1Manteno.23.Nacimiento deE1Mante4.GrutasdeQuintero5.Cueva deE1Abra6.Cueva deE1Pachon1.CavesnearRnncho deLaNoria8.Sotano deE1Venadito9.Cueva deLaCoiba10.Sotano deTigre11.Cueva de Los12.SotanodelArroyo13.VentanaJabali14.Sotano de10.Tinaja15.Sotano andSotanltodoMonteci11os16.Cueva de Las Palmas17.Nacimiento deE1Choy18.Cueva de Taninu1no.419.Cueva de Taninu1no.1 andno.220.Cueva Grande21.Sotano de Manuel22.Cueva Chico.23.Cueva deE1Ni10

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IL---IGM:0.:.__--'I_IIL---IGM:0.:.__--'I/)I_I

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42 HembershipListNay19651.Ed611L-I;23l"dAuattn, Texas2.William D.Box7235UTstationTexas3.Bicking"Let'!2621N.CharlesSt.Baltimore,r-1aryland4.Bilbrey,2/Lt.GeorGe R.Box2013LaughlinAFB.Texns5.Brockelsby.EarlBlackHillsReptileGarden RapidCity,6.Carney, Chip4817Ma1medyHouston" Texas7.DnyJames410E. Camino RealCalifornia8.DwightE.P.O. Box33PinosAltos,NewMexico9.Delange,JackB.803Tir2doApt. 110Austin,Texas10.Dunning,Jr.,John R.CyclotronLaboratoryCambridge,Mu[11.A.R.744SouthElMonteAve.LosAltos,Californic12.DanielS.2214 Hest49thSt.Austin,Texas13.Evans, T.R. 221449thst.Austin,Texas14.Finch,Richard C.Box649stD..BNnshvil1e,Tenn.15.Fish,John 2204BOtJmD.nAustin,Texas16.C.l'!.Box2136CollegeStation,Texas17.Garza,Ernest4802 HamlettDr.CorpusChristi,Texas18.Geil,EarlH.211N. WakefieldSt.Arlington,Virginia19.Gomez,ModestoRanchodeHuitzmolotitlaXilit1a,S.L.P.20.Goodbar,KatherineR.6621 SunnylandLa.Dallas,Texas21.Grant,Jack11,327NEKnottSt.Oruco n22.Ha11iuay,l'J111iamR.gooBoylstonAve. Seat.tLe, lJashingtc23.Harrison,FrankGomezTamau1ipas24.Hermon, Dnvid11.t'lest7lstTerrancePrairieVillac;e,Kansas25.Hosley, RobertJ.5001NorthIllinoisSt.Indianapolis,II26.Kays,Jr.,Lt.T.O.Ft.Howard,raryland27.Klein,SteveHoosierCourtsB-3Bloomington,Indiana28.lfuox, Orion 611West23rdst.Austin,Texas29.Kokalis,G.5749North41stPlacePhoeniX, Arizona30.Kreidler,John 215N.19thst.McAllen, Texas31.Lindsley,Pete4612tvataucD.Rd.Dallas,Texas32.LovinG,SuaanH.3206Helr.1SAuatLn, Texas33.r.lcAlllster,OtisApartadoPestal1908 Iexico 1..D.F.34.McKenZie,DaVid611West 23rdSt.Austin,Texas35.McLane,Alvin. 1Rockst.Reno,Nevada36.Preston1\.1638 Courtlc.ndt Houston..Texas37.Neador,JoelTomRoute1Eldorado,Texas38.A.GabrielCalzadar,tlc;uclfllemanno.Orizab[39.Raines,Terry.P.O. Box7672UTStationAustin,Texas40.Ratz,JOru13730Rd.Indianapolis,Indiana41.Reardon, RichardJ.P.O. Box347California42.Reddell,James P.O. Box7672UTStationAustin,Texas11.RigC;,Richard II.118S.BuckhoutSt.stntcCollege,Pa.44.William H. P.O. Box7672UTStationAustin,Texa45.Ryland..Stephen 406E.ClintonItlssouri46.Schroeder,Robert C.Box771SulRossAlpine,Texas47.Smith, A. Richard P.O. Box7672UTStationAustin,Texas48.Smith,RichardM.818PalestineSt.Texas49.Spra"C;uc,StuartS.30FifthAve.Net'JYorl<:City,Het-!York50.JackP.O. Box649StateCollege,Pa.51.Turner..Merydith D. P.O. Box8536UTStationAustin,Texr-52.Harden,Jr.,T.B. 902l'lestBeeCavesRoadAustin,Texas53.Westmoreland, Cnrol 707W.23Austin,Taxes54.t'Jilson,Leilson4715HollyridceDriveSen Antonio, Texas FoundinG-FCharter-C Honorary -H42 HembershipListNay19651.Ed611L-I;23l"dTexas2.William D.Box7235UTstationTexas3.Bicking"Let'!2621N.CharlesSt.Baltimore,r-1aryland4.Bilbrey,2/Lt.GeorGeR.Box2013LaughlinAFB.Texns5.Brockelsby.EarlBlackHillsReptileGarden RapidCity,6.Carney, Chip 4817Ma1medyHouston" Texas7.DnyJames 410 E. Camino RealCalifornia8.DwightE.P.O.Box33PinosAltos,NewMexico9.Delange,JackB.803Tir2doApt. 110Austin,Texas10.Dunning,Jr.,John R.CyclotronLaboratoryCambridge,Mu[11.A.R. 744SouthElMonteAve. LosAltos,Californic12.DanielS.2214 Hest49thSt.Austin,Texas13.Evans, T.R. 221449thst.Austin,Texas14.Finch,Richard C.Box649 stD.. BNnshvil1e,Tenn.15.Fish,John 2204BOtJmunAustin,Texas16.C.l'!.Box2136CollegeStation,Texas17.Garza,Ernest4802 HamlettDr.CorpusChristi,Texas18.Geil,EarlH.211N.WakefieldSt.Arlington,Virginia19.Gomez,Modesto Rancho deHuitzmolotitlaXilit1a,S.L.P.20.Goodbar,KatherineR. 6621 SunnylandLa.Dallas,Texas21.Grant,Jack11,327NEKnottSt.Oruco n22.Ha11iuay,l'J111iamR.gooBoylstonAve.Sentt1e,lJashingtc23.Harrison,FrankGomezTamau1ipas24.Hermon, Dnvid11.t'lest7lstTerrancePrairieVillac;e,Kansas25.Hosley, RobertJ.5001NorthIllinoisSt.Indianapolis,II26.Jr.,Lt.T.O.Ft.HOt'lard,raryland27.Klein,SteveHoosierCourtsB-3Bloomington,Indiana28.lfuox, Orion611West23rdst.Austin,Texas29.Kokalis,G.5749North41stPlacePhoeniX, Arizona30.Kreidler,John 215N.19thst.McAllen, Texas31.Lindsley,Pete4612tvataucD.Rd.Dallas,Texas32.LovinG, SusenH.3206Helr.1Sl\ustin,Texas33.f.lcAlllster,OtisApartadoPestal1908 Iexico 1..D.F.34.McKenZie,DaVid611West23rdSt.Austin,Texas35.McLane,Alvin. 1Rockst.Reno, Nevada36.Preston1\.1638 Courtlc.ndt Houston..Texas37.Neador,JoelTomRoute 1Eldorado,Texas38.A.GabrielCalzadar,tlc;ucl fllemanno.Orizab[39.Raines,Terry.P.O.Box7672UTStationAustin,Texas40.Ratz,JOru13730Rd.Indianapolis,Indiana41.Reardon, RichardJ.P.O.Box347California42.Reddell,James P.O.Box7672UTStationAustin,Texas11.RigC;,Richard II. 118S.BuckhoutSt.stntcCollege,Pa.44.WilliamH.P.O.Box7672UTStationAustin,Texa45.Ryland..Stephen 406E.ClintonItlssouri46.Schroeder,Robert C.Box771SulRossAlpine,Texas47.Smith,A.Richard P.O.Box7672UTStationAustin,Texas48.Smith,RichardM.818PalestineSt.Texas49.Spra"C;uc,StuartS.30FifthAve.Net'JYorl<:City,Het-!York50.JackP.O.Box649StateCollege,Pa.51.Turner..MerydithD.P.O.Box8536UTStationAustin,Texr-52.Harden,Jr.,T.B. 902 l'lestBeeCavesRoadAustin,Texas53.Westmoreland, Cnrol 707W.23Austin,Taxes54.t'Jilson,Leilson4715HollyridceDriveSen Antonio, Texas FoundinG -FCharter-C Honorary -H

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43EditorialbyBillRussellThecartoononthepreviouspagerepresentstheviewofmanywhocaveinMexicothatthe1964RioCamuyexpeditiontoPuertoRicodidnotproduceresultscommensuratewiththetimeandmoneyexpended.TheNSSthenproposedanewexpeditiontoPuertoRicoforthree,tendayperiodsbetweenJanuary16andFebruary14,1965.NomentionwasmadeofthemethodusedtoselecttheRioCamuyareaagainfor1965.ItispossiblethattheNationalGeographicSociety,whichisprOViding most0:themoneyand eqUipment,isinterestedonlyinthisareaand wouldnotsupporttripstootherareas.ButifthisisnotthecaseandtheNGSisonlyinterestedinobtainingthebestarticleforitsmoney,andisrelyingontheadviceoftheofficersoftheNSSastothebestarea,thenthemethodofselectingtheexpeditionsiteshouldbechanged.AssoonastheNSSisawarethattheNGSisinterestedina cavearticle,proposalsastothesiteoftheexpeditionshouldbeinvitedfromallNSSmembers. Then fromtheseproposalstheNSSandtheNGScanagreeonareasthatwouldbestsuittheirneeds.ManyareasinMexicosuggestthemselves.AstudyoftheJoyadeSalasareaalonewouldmakeanexcellentarticle.ThereisthemountainousregionnorthofXilitlaandthelittleknownHuatlaareaSEofMexicoCity.Nearercivilizatioarethetwoundergroundrivers,theSanJeronimoandtheChontacuatian,which emerge belowthegreatCacahuamilpa CaverntoformtheRio Amacuzac.CharlesMohrhasfeltthatrtthepenetrationofthissubterraneanwatercoursewouldbe oneofthesupremethrillsofspeleology".ItispossiblethattheRioCamuyhasmoretooffer,butitishopedthatinthefuturetheleadersoftheNSSwillatleastbe opentosuggesti(TheAMCSNewsletterispublishedmonthlybytheAssociatiolforMeXicanCaveStudies,P.O.Box7672UTStation,Austin,Tex[78712.MembershipintheAMeSisforthecalendaryear,withmembershipsstartingatthefirstofeachyear.PersonsjoiningafterthefirstoftheyearwillreceiveallbackpUblicationsofthatyear.Membersareurgedtosubmitarticlesforpublication.MapsubmittedforpublicationshouldbeofatypesuitableforeopyontoastandardorlegalsizeMemeographmaster.LongerartielwithmoredetailedmapsareinvitedforpublicationasabulletTripreportsarerequestedfromalltrips.EditorTerryRainesDavid McKenzieStaffEdAlexanderJohnFish43EditorialbyBillRussellThecartoononthepreviouspagerepresentstheviewofmanywhocaveinMexicothatthe1964 RioCamuyexpeditiontoPuertoRicodidnotproduceresultscommensuratewiththetimeand moneyexpended.TheNSSthenproposedanewexpeditiontoPuertoRicoforthree,tendayperiodsbetweenJanuary16andFebruary14, 1965.Nomentionwas madeofthemethodusedtoselecttheRioCamuyareaagainfor1965.ItispossiblethattheNationalGeographicSociety,whichisprOViding most0:themoney andequipment,isinterestedonlyinthisareaand wouldnotsupporttripstootherareas.ButifthisisnotthecaseandtheNGSisonlyinterestedinobtainingthebestarticleforitsmoney, andisrelyingontheadviceoftheofficersoftheNSSastothebestarea,thenthemethodofselectingtheexpeditionsiteshouldbechanged.AssoonastheNSSisawarethattheNGSisinterestedina cavearticle,proposalsastothesiteoftheexpeditionshouldbeinvitedfromallNSSmembers. Then fromtheseproposalstheNSSandtheNGScanagreeonareasthatwouldbestsuittheirneeds.ManyareasinMexicosuggestthemselves.AstudyoftheJoyadeSalasareaalonewouldmakeanexcellentarticle.ThereisthemountainousregionnorthofXilitlaandthelittleknownHuatlaareaSEofMexicoCity.Nearercivilizatioarethetwoundergroundrivers,theSanJeronimoandtheChontacuatian,which emerge belowthegreatCacahuamilpa CaverntoformtheRio Amacuzac.CharlesMohrhasfeltthatrtthepenetrationofthissubterraneanwatercoursewould be oneofthesupremethrillsofspeleology".ItispossiblethattheRioCamuyhasmoretooffer,butitishopedthatinthefuturetheleadersoftheNSSwillatleastbe opentosuggesti(TheAMCSNewsletterispublishedmonthlybytheAssociatiolforMexican CaveStudies,P.O.Box7672UTStation,Austin,Tex[78712.MembershipintheAMeSisforthecalendaryear,withmembershipsstartingatthefirstofeachyear.PersonsjoiningafterthefirstoftheyearwillreceiveallbackpUblicationsofthatyear.Membersareurgedtosubmitarticlesforpublication.MapsubmittedforpublicationshouldbeofatypesuitableforeopyontoastandardorlegalsizeMemeographmaster.LongerartielwithmoredetailedmapsareinvitedforpublicationasabulletTripreportsarerequestedfromalltrips.EditorTerryRainesDavid McKenzieStaffEdAlexanderJohnFish


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Contents: Caves of the
Sierra de El Abra, Part III Tnmuin and El Pujnl, S.L.P. --
Membership List.