Also known as Lago Chapala
Where: Jalisco, Mexico (20.3° N, 103.2° W: paleocoordinates 20.3° N, 103.0° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Chapala Formation, Pleistocene (2.6 - 0.0 Ma)
• Rancholabrean according to Lucas (2008)
• group of beds-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Primary reference: I. Ferrusquia-Villafranca. 1978. Distribution of Cenozoic vertebrate faunas in Middle America and problems of migration between North and South America. Boletín del Instituto de Geología 101:193-321 [J. Alroy/J. Alroy]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 20285: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Philip Mannion and Grace Varnham
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
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"Nothrotheriops shastensis" = Nothrotherium shastense3
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"Mammuthus imperator" = Mammuthus columbi3
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Equus conversidens Owen 1869 horse | |
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Procyon lotor Linnaeus 1758 raccoon | |
Arctodus pristinus Leidy 1854 bear | |
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Didelphis marsupialis Linnaeus 1758 common opossum |