SC-26 (Eocene of the United States)

Also known as Houde site 14

Where: Park County, Wyoming (44.3° N, 109.0° W: paleocoordinates 49.2° N, 91.9° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Willwood Formation, Wasatchian (55.8 - 50.3 Ma)

• lowermost Cardiolophus radinskyi interval zone

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Reposited in the UMMP

Primary reference: J. G. M. Thewissen and P. D. Gingerich. 1989. Skull and Endocranial Cast of Eoructes melanus, a New Palaeoryctid (Mammalia: Insectivora) from the Early Eocene of Western North America. Journal of Vertebrate Paleontology 9(4):459-470 [J. Alroy/J. Alroy/J. Ju]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 15738: authorized by John Alroy, entered by John Alroy on 27.09.1993, edited by Philip Mannion

Creative Commons license: CC BY (attribution)

Taxonomic list

• level based on Butler et al. 1981
 Primates - Microsyopidae
Arctodontomys wilsoni5 Szalay 1969 primate
 Primates - Micromomyidae
Tinimomys graybulliensis7 Szalay 1974 primate
from a nodule "approximately" at SC-26; presumably source of specimen described by MacPhee et al. 1995
 Primates - Notharctidae
Cantius ralstoni1 Matthew 1915 primate
 Cimolesta - Palaeoryctidae
Eoryctes melanus Thewissen and Gingerich 1989 eutherian
 Perissodactyla - Equidae
"Hyracotherium grangeri" = Sifrhippus grangeri2
"Hyracotherium grangeri" = Sifrhippus grangeri2 Gingerich 1989 horse
 Ferae - Viverravidae
Didymictis leptomylus6 Cope 1880 placental
Viverravus politus6 Matthew and Granger 1915 placental
Viverravus acutus6 Matthew and Granger 1915 placental
 Macroscelidea - Apheliscidae
Apheliscus chydaeus3 Gingerich 1994 elephant shrew
 Insectivora - Apatemyidae
Labidolemur kayi8 Simpson 1929 insectivoran
USMN 530221 (a nearly complete, articulated skeleton with a skull and dentaries)
 Hyaenodonta - Hyaenodontidae
Prototomus phobos4 Gingerich and Deutsch 1989 eutherian
Arfia zele4 Gingerich and Deutsch 1989 eutherian