Rancho La Brea, Pit 91 (Pleistocene of the United States)

Also known as LACM loc. 6909

Where: Los Angeles County, California (34.1° N, 118.4° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Rancholabrean (0.3 - 0.0 Ma)

• Fifty fossil bones from Pit 91 have been dated between 23,000–40,000 years BP based on radiocarbon dated bone collagen

• bed-level stratigraphic resolution

Environment/lithology: tar; poorly lithified tar

Size classes: macrofossils, mesofossils

Collected in 1970; reposited in the LACM

Primary reference: K. E. Campbell and Z. M. Bochenski. 2010. A new genus for the extinct late Pleistocene owl Strix brea Howard (Aves: Strigiformes) from Rancho La Brea, California. Records of the Australian Museum 62:123-144 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 192633: authorized by Matthew Clapham, entered by Matthew Clapham on 14.04.2018, edited by Jonathan Marcot

Creative Commons license: CC0 (CC0)

Taxonomic list

Mammalia
 Soricomorpha - Talpidae
Scapanus latimanus1 Bachman 1842 broad-footed mole
 Carnivora - Procyonidae
Procyon lotor1 Linnaeus 1758 raccoon
 Rodentia - Sciuridae
"Tamias cf. merriami" = Neotamias merriami3
"Tamias cf. merriami" = Neotamias merriami3 Merriam 1897 chipmunk
 Chiroptera - Vespertilionidae
Lasiurus cf. cinereus1 Palisot de Beauvois 1796 hairy-tailed bat
Aves
 Strigiformes - Strigidae
Oraristrix brea Howard 1933 Brea owl
 Gruiformes - Gruidae
Grus americana2, "Grus canadensis" = Antigone canadensis2
Grus americana2 Linnaeus 1758 Whooping crane
"Grus canadensis" = Antigone canadensis2 Linnaeus 1758 Sandhill crane