PBDB Collection

Vallecito Creek (CU 57) (Pleistocene of the United States)

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

• coordinate based on political unit

• small collection-level geographic resolution

When: Huesos/Tapiado Member (Palm Spring Formation), Irvingtonian (1.4 - 0.2 Ma)

• said to be Irvingtonian

Environment/lithology: terrestrial

Size classes: macrofossils, mesofossils

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 20125: authorized by John Alroy, entered by John Alroy on 21.09.1999, edited by Mark Uhen

Creative Commons license: CC0 (CC0)

Taxonomic list

• may include "Mimomys" parvus and Terricola meadensis of Repenning 1992

Show authors, comments, and common names

Mammalia
Proboscidea - Mammutidae	Mammut pacificus³ Mammut pacificus³ Dooley et al. 2019 mastodon also referred to as Mammut cf. americanum
Lagomorpha - Leporidae	Sylvilagus sp., Sylvilagus floridanus, Sylvilagus hibbardi Sylvilagus sp. Gray 1867 cottontail rabbit Sylvilagus floridanus Allen 1890 eastern cottontail Sylvilagus hibbardi White 1984 cottontail rabbit
Rodentia - Cricetidae	Reithrodontomys sp., Hodomys sp., Mictomys vetus¹, Peromyscus sp., "Calomys (Bensonomys) sp." = Bensonomys, Sigmodon sp., Sigmodon lindsayi, Arvicolinae indet.², Onychomys sp., Baiomys sp. Reithrodontomys sp. Giglioli 1874 harvest mouse Hodomys sp. Merriam 1894 rodent "Neotoma (Hodomys) sp." Mictomys vetus¹ Wilson 1933 bog lemming Peromyscus sp. Gloger 1841 deer mouse "Calomys (Bensonomys) sp." = Bensonomys Gazin 1942 rodent CU 57.8 Sigmodon sp. Say and Ord 1825 cotton rat Sigmodon lindsayi Martin and Prince 1989 cotton rat CU 57.7 Arvicolinae indet.² Gray 1821 vole CU 57.8: described by Zakrzewski 1972; present at LACM 1942, 6683, 6814 Onychomys sp. Baird 1858 grasshopper mouse Baiomys sp. True 1894 pygmy mouse
Rodentia - Heteromyidae	Dipodomys sp., Dipodomys compactus, Perognathinae indet.¹ Dipodomys sp. Gray 1841 kangaroo rat "n. sp. A" Dipodomys compactus True 1889 Gulf Coast kangaroo rat Perognathinae indet.¹ Coues 1875 rodent
Rodentia - Geomyidae	Geomyidae indet.¹, Nerterogeomys garbanii¹, Nerterogeomys anzensis¹ Geomyidae indet.¹ Bonaparte 1845 pocket gopher Nerterogeomys garbanii¹ White and Downs 1961 pocket gopher Nerterogeomys anzensis¹ Becker and White 1981 pocket gopher
Rodentia - Sciuridae	Spermophilus sp. Spermophilus sp. Cuvier 1825 ground squirrel
Soricomorpha - Talpidae	Scapanus sp., Scapanus malatinus Scapanus sp. Pomel 1848 mole Scapanus malatinus Hutchison 1987 mole
Soricomorpha - Soricidae	Notiosorex jacksoni Notiosorex jacksoni Hibbard 1950 gray shrew
Carnivora - Ursidae	Tremarctos sp. Tremarctos sp. Gervais 1855 bear
Artiodactyla - Antilocapridae	Capromeryx sp. Capromeryx sp. Matthew 1902 pronghorn
Artiodactyla - Cervidae	Odocoileus sp., Navahoceros sp. Odocoileus sp. Rafinesque 1832 New World deer Navahoceros sp. Kurten 1975 New World deer said to be new
Artiodactyla - Camelidae	Titanotylopus sp., Camelops sp., Hemiauchenia sp. Titanotylopus sp. Barbour and Schultz 1934 camel Camelops sp. Leidy 1854 camel Hemiauchenia sp. Gervais and Ameghino 1880 camel
Perissodactyla - Equidae	"Equus (Equus) sp." = Equus, "Equus (Dolichohippus) sp." = Equus, "Equus simplicidens" = Plesippus simplicidens "Equus (Equus) sp." = Equus Linnaeus 1758 horse "Equus (Dolichohippus) sp." = Equus Linnaeus 1758 horse "Equus simplicidens" = Plesippus simplicidens Cope 1892 horse
Megatherioidea - Megalonychidae	Megalonyx sp. Megalonyx sp. Harlan 1825 edentate

¹Alroy 2002; ²Bell and Bever 2006; ³Dooley et al. 2019