Vallecito Creek (CU 48) ( 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 20116: authorized by John Alroy, entered by John Alroy on 21.09.1999

Creative Commons license: CC BY (attribution)

Taxonomic list

 Rodentia - Cricetidae
Reithrodontomys sp. Giglioli 1874 harvest mouse
"Sigmodon medius" = Sigmodon minor Gidley 1922 cotton rat
Hodomys sp. Merriam 1894 mouse
"Neotoma (Hodomys) sp."
 Rodentia - Geomyidae
Geomyidae indet. Bonaparte 1845 pocket gopher
Nerterogeomys anzensis Becker and White 1981 pocket gopher
 Rodentia - Heteromyidae
Perognathinae indet. Coues 1875 rodent
Dipodomys hibbardi Zakrzewski 1981 kangaroo rat
 Lagomorpha - Leporidae
Sylvilagus sp. Gray 1867 cottontail rabbit
Sylvilagus hibbardi White 1984 cottontail rabbit
 Perissodactyla - Equidae
Equus sp. Linnaeus 1758 horse
Equus (Dolichohippus) sp. Heller 1912 horse
 Carnivora - Felidae
Lynx rufus Schreber 1777 bobcat
Puma cf. concolor Linnaeus 1771 puma
 Ungulata - Camelidae
Hemiauchenia sp. Gervais and Ameghino 1880 camel