Where: Panama (9.1° N, 79.7° W: paleocoordinates 8.5° N, 77.6° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Cucaracha Formation, Early/Lower Hemingfordian (20.4 - 16.0 Ma)
• a 45 m thick section according to Whitmore and Stewart 1965, but "from a narrow stratigraphic interval" (MacFadden and Higgins 2004)
•formation is different from Woodring 1957 - see MacFadden 2006 for more info
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•early Hemingfordian in age, from the early Miocene (MacFadden et al., 2014).
• member-level stratigraphic resolution
Environment/lithology: terrestrial; lithology not reported
Size class: macrofossils
Reposited in the USNM
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 18725: authorized by John Alroy, entered by John Alroy on 30.04.1994, edited by Mark Uhen
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Texomys stewarti4 Slaughter 1981 rodent "Cucaracha Formation... vicinity of Pedro Miguel Lock, Panama Canal"
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Merycoidodontidae indet. Cook 1912 oreodont said to be "intermediate between Merychochoerus and Brachycrus"
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""Cynorca" occidentale" = Tedfordhyus occidentalis3
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