Cloverly (OMNH V62) (Cretaceous of the United States)

Also known as Unit V

Where: Big Horn County, Montana (45.1° N, 106.9° W: paleocoordinates 44.1° N, 61.7° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Himes Member (Cloverly Formation), Albian (113.0 - 100.5 Ma)

• lower unit VII

•Unit V according to Cifelli and Davis 2015

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: mesofossils

Collected by R. L. Ciffelli in 1989

Collection methods: bulk,


•Fossils from locality V62 (Big Horn County, Wyoming), discovered by R. L. C. in 1989, were also collected solely by concentration methods.

Primary reference: R. L. Cifelli, J. R. Wible, and F. A. Jenkins, Jr. 1998. Triconodont mammals from the Cloverly Formation (Lower Cretaceous), Montana and Wyoming. Journal of Vertebrate Paleontology 18(1):237-241 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 14380: authorized by John Alroy, entered by John Alroy on 15.05.2002, edited by Matthew Carrano, Jonathan Tennant and Patricia Holroyd

Creative Commons license: CC BY (attribution)

Taxonomic list

 Temnospondyli - Albanerpetontidae
Albanerpetontidae indet.2 Fox and Naylor 1982 tetrapod
OMNH 33517-33523
 Squamata -
Squamata indet.4 Oppel 1811 lizard
additional form(s); OMNH 30715-16, 23249
 Squamata - Paramacellodidae
cf. Paramacellodidae indet.4 Estes 1983 lizard
scincomorph lizard; OMNH 23255-56
 Eutriconodonta - Triconodontidae
Triconodontidae indet. Marsh 1887 mammal
 Tribosphenida -
Argaliatherium robustum n. gen. n. sp.1
Argaliatherium robustum n. gen. n. sp.1 Cifelli and Davis 2015 mammal
OMNH 61153, LMx preserving the protocone and lingual edges of the paracone and metacone