Coursen garden (Miocene to of the United States)

Also known as LACM 1098

Where: Los Angeles County, California (33.8° N, 118.3° W)

• small collection-level geographic resolution

When: Altamira Member (Monterey Formation), Late/Upper Hemingfordian to Late/Upper Hemingfordian (20.4 - 12.5 Ma)

• member-level stratigraphic resolution

Environment/lithology: lithified, cherty/siliceous limestone and lithified chert

• hard, siliceous limestone with parallel layers of opaline chert wich occasionaly replaced portions of the actual skeleton

Size class: macrofossils

Preservation: original phosphate, replaced with silica

Reposited in the LACM

Collection methods: surface (float), mechanical,

Primary reference: T. Downs. 1956. A new pinniped from the Micocene of southern California: With remarks on the Otariidae. Journal of Paleontology 30(1):115-131 [M. Uhen/M. Uhen/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 13061: authorized by Mark Uhen, entered by Mark Uhen on 18.01.2002

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Mammalia
 Carnivora - Desmatophocidae
Atopotarus courseni n. gen. n. sp.
Atopotarus courseni n. gen. n. sp. Downs 1956 pinniped