SC-327 (Paleocene of the United States)

Where: Park County, Wyoming (44.3° N, 109.0° W: paleocoordinates 49.6° N, 90.3° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Willwood Formation, Clarkforkian (56.8 - 55.8 Ma)

• "lower Willwood Formation, late Clarkforkian... Phenacodus-Ectocion acme zone"

• bed-level stratigraphic resolution

Environment/lithology: lacustrine; limestone

• "limestone nodule"

Size class: macrofossils

Preservation: concretion

Reposited in the UMMP

Primary reference: J. I. Bloch, M. T. Silcox, D. M. Boyer and E. J. Sargis. 2007. New Paleocene skeletons and the relationship of plesiadapiformes to crown-clade primates. Proceedings of the National Academy of Sciences, USA 104(4):1159-1164 [J. Alroy/J. Alroy/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 68476: authorized by John Alroy, entered by John Alroy on 23.01.2007, edited by Philip Mannion and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

• additional taxa not mentioned
Mammalia
 Primates - Micromomyidae
Dryomomys szalayi n. gen. n. sp.
Dryomomys szalayi n. gen. n. sp. Bloch et al. 2007 primate
 Theriamorpha - Nyctitheriidae
Plagioctenodon thewisseni1 Manz and Bloch 2015 placental
 Cimolesta - Apatemyidae
Labidolemur kayi2 Simpson 1929 eutherian
UM 41869 (a partially prepared, semi-articulated skeleton with skull and dentaries)