Page 5 - Land Snails of New Mexico
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FamilyThysanophoridae........................:................................................... 60 FamilyHelminthoglyptidae .....................................................................61 FamilyHumboldtianidae .......................................................................62
SpeciesorSubspeciesThatAppeartobeofRestrictedOccurrenceinNew Mexico .............................63 Species Not Native to N e w Mexico .................................................................... 6 4 References .......................................................................................65
LAND SNAILS OF N E W MEXICO F R O M A HISTORICAL ZOOGEOGRAPHIC POINT OF VIEW Artie L. Metcalf
Introduction ......................................................................................71
TheLaterMesozoic ................................................................................72
JurassicMountainsofArizona ..................................................................72
EarlyCretaceous:SouthernNewMexicoandSoutheasternArizona....................................72
TheLateCretaceousEpeiricSea ................................................................73
RegionalAspectsoftheCretaceousandFaunalImplications ..........................................73 CretaceousTermination .......................................................................75
LaramideCompressionalDeformation .................................................................75
Paleogene ........................................................................................ 7 6 Paleocene-EoceneBiotas ......................................................................76
Eocene-OligoceneTransition ...................................................................78 Oligocene........a * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 79
Neogene .........................................................................................80 Miocene .................................................................................... 80 Pliocene .................................................................................... 82
The Quaternary .................................................................................... 8 2 QuaternaryFossilsfromtheEasternPlains ..............................................................83 Quaternary Fossils from Basins and Major River Valleys. .................................................. 8 6
PecosRiverValley ...........................................................................86 RioGrandeRiftValley ........................................................................88
Gila River Valley ............................................................................. 9 0 IntermontaneBasins ..........................................................................9]
QuaternaryFossilsfromCordilleranNew Mexico ........................................................91
DryCave ...................................................................................91 |
HigherMountains ............................................................................93 SacramentoMountains ................................................................. 93
RangesofSouthCentralNew Mexico ......................................................95 NorthernNew Mexico ...................................................................97
Discussion .......................................................................................98
Summary.......................................................................-- - - - - - - - - - - - - - - - - 102 A L T I RTeUfDerIeNncAeLs D.I.S..T.R.I.B..U.T.I.O..N..O.F..L.A..N.D..S.N..A.I.L.S..I.N..S.O..M.E...M.O..N.T..A.N..E..C.A..N.Y..O.N..S..I.N.N..E..W..M.E..X.I..C.O...... 103
Timothy J. Dillon and Artie L. Metcalf
Introduction ...................................~ 109 Transects in Canyons with Igneous Bedrock ............................................................ | 1 0 WhitewaterBaldyTransect.................................................................... 111 LakePeakTransect.................................----------------------------------******** I12
MountTaylorTransect .......................................................................|12 AltitudinalDistributionAlongIgneousRockTransects ...................................................113 SummaryofZonationinNumbersofSpeciesandSpecimens .............................................. 119 GeographicPatterns............................................................................... 120 TransectsonSedimentaryBedrock ...................................................................120 References .................................................;:................................... 127
APPENDIX A:CountiesandlocalitiesforspeciesinNewMexico...............................................128 APPENDIXB:LotnumbersincludedinPart1(MetcalfandSmartt).............................................139
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