Also known as SDSM V-673
Where: Bennett County, South Dakota (43.2° N, 101.8° W: paleocoordinates 43.9° N, 97.9° W)
• coordinate based on political unit
• small collection-level geographic resolution
When: Rosebud Formation, Hemingfordian (20.4 - 16.0 Ma)
• channel deposit "is approximately 60 cm thick and about seven meters wide"
• group of beds-level stratigraphic resolution
Environment/lithology: coarse channel fill; concretionary conglomerate
Size class: mesofossils
Collected by SDSM in 1967 - 1968; reposited in the SDSM
Collection methods: bulk, sieve,
• NISP 779
•"approximately" one ton of matrix
Primary reference: M. Green and J. E. Martin. 1976. Peratherium (Marsupialia: Didelphidae) from the Oligocene and Miocene of South Dakota. In C. S. Churcher (ed.), Athlon, Essays on Palaeontology in Honour of Loris Shano Russell: Life Sciences Miscellaneous Publications of the Royal Ontario Museum 155-168 [J. Alroy/J. Alroy/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 17878: authorized by John Alroy, entered by John Alroy on 18.02.1993, edited by Jason Head
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Rhineura sepultura n. sp.5
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Ogmophis miocompactus n. sp.4
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Mammalia | |
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"Plesiosminthus clivosus" = Schaubeumys clivosus2 Galbreath 1953 jumping mouse DUPLICATE REF 1712 or 1713 or 1714
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Eomyidae indet. Winge 1887 rodent | |
Heteromyidae indet. Gray 1868 rodent | |
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Gripholagomys lavocati n. gen. n. sp.1
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