Vallecito Creek (CU 50) ( 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 20118: authorized by John Alroy, entered by John Alroy on 21.09.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

 Rodentia - Cricetidae
Hodomys sp. Merriam 1894 mouse
"Neotoma (Hodomys) sp."
 Rodentia - Geomyidae
Geomyidae indet. Bonaparte 1845 pocket gopher
Nerterogeomys anzensis Becker and White 1981 pocket gopher
Nerterogeomys garbanii White and Downs 1961 pocket gopher
 Rodentia - Heteromyidae
Dipodomys compactus True 1889 Gulf Coast kangaroo rat
 Rodentia - Erethizontidae
Erethizon bathygnathum Wilson 1935 North American porcupine
 Lagomorpha - Leporidae
Pewelagus dawsonae White 1984 rabbit
Sylvilagus sp. Gray 1867 cottontail rabbit
Sylvilagus hibbardi White 1984 cottontail rabbit
 Lipotyphla - Talpidae
Scapanus malatinus Hutchison 1987 mole
 Perissodactyla - Equidae
Equus sp. Linnaeus 1758 horse
Equus (Equus) sp. Linnaeus 1758 horse
CU 50.6
Equus (Dolichohippus) sp. Heller 1912 horse
"Equus simplicidens" = Equus (Dolichohippus) simplicidens Cope 1892 horse
 Carnivora - Mustelidae
Trigonictis macrodon Cope 1868 mustelid carnivore
see Anderson 1984
 Carnivora - Felidae
Felinae indet. Trouessart 1885 cat
Puma lacustris Gazin 1933 cougar
 Xenarthra - Megalonychidae
Megalonyx sp. Harlan 1825 edentate
 Ungulata - Tayassuidae
Platygonus sp. Leconte 1848 peccary
 Ungulata - Camelidae
Titanotylopus sp. Barbour and Schultz 1934 camel
Camelops sp. Leidy 1854 camel
Hemiauchenia sp. Gervais and Ameghino 1880 camel