Vallecito Creek (CU 49) ( of the United States)

Where: San Diego County, California (32.9° N, 117.1° W: paleocoordinates 32.7° N, 116.1° W)

• coordinate based on political unit

• small collection-level geographic resolution

When: Huesos/Tapiado Member (Palm Spring Formation), Blancan (4.9 - 1.8 Ma)

• said to be Blancan

Environment/lithology: terrestrial

Primary reference: M. L. Cassiliano. 1999. Biostratigraphy of Blancan and Irvingtonian mammals in the Fish Creek-Vallecito Creek section, southern California, and a review of the Blancan-Irvingtonian boundary. Journal of Vertebrate Paleontology 19(1):169-186 [J. Alroy/J. Alroy/J. Alroy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 20117: authorized by John Alroy, entered by John Alroy on 21.09.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Rodentia - Erethizontidae
Erethizon sp. Cuvier 1822 North American porcupine
 Rodentia - Geomyidae
Geomyidae indet. Bonaparte 1845 pocket gopher
Nerterogeomys garbanii White and Downs 1961 pocket gopher
 Rodentia - Heteromyidae
Perognathinae indet. Coues 1875 rodent
 Rodentia - Cricetidae
Sigmodon sp. Say and Ord 1825 cotton rat
 Lagomorpha - Leporidae
Sylvilagus sp. Gray 1867 cottontail rabbit
Sylvilagus hibbardi White 1984 cottontail rabbit
 Perissodactyla - Equidae
Equus sp. Linnaeus 1758 horse
 Artiodactyla - Camelidae
Hemiauchenia sp. Gervais and Ameghino 1880 camel
 Artiodactyla - Cervidae
Navahoceros sp. Kurten 1975 New World deer
said to be new; CU 49.8
 Artiodactyla - Antilocapridae
Capromeryx sp. Matthew 1902 pronghorn
 Carnivora - Ursidae
Ursus americanus Pallas 1780 black bear
 Carnivora - Canidae
Canis sp. Linnaeus 1758 canine
Canis latrans Say 1823 coyote
Borophagus diversidens Cope 1892 bone-crushing dog
 Megatherioidea - Nothrotheriidae
"Nothrotheriops shastensis" = Nothrotherium shastense
"Nothrotheriops shastensis" = Nothrotherium shastense Sinclair 1905 Shasta ground sloth