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Rancho Del Oro, Oceanside

San Diego Co.

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Location of Rancho Del Oro

Age. Late Pleistocene (Jefferson 2014).

Description: The fauna was recovered from lacustrine sandstone from a construction site (Guthrie 2010).

Fauna.

Mugil sp.—Gray Mullets (Guthrie 2010).
Anas clypeata—Northern Shoveler (Jefferson 2014)
Aythya affinis—Lesser Scaup (Jefferson 2014)
Bucephala albeola fossilis—Fossil Bufflehead (Jefferson 2014)
Oxyura jamaicensis—Ruddy Duck (Jefferson 2014)
Callipepla californica—California Quail (Jefferson 2014)
Aechmophorus clarkii/occidentalis—Clark's or Western Grebe (Jefferson 2014)
Podiceps parvus—Little Grebe (Jefferson 2014)
Podilymbus podiceps—Pied-billed Grebe (Jefferson 2014)
Pelecanus erythrorhynchus—White Pelican (Jefferson 2014: cf.)
Fulica americana—American Coot (Jefferson 2014)
Rallus limicola—Virginia Rail (Jefferson 2014)
Phalaropus lobatus—Red-necked Phalarope (Jefferson 2014)
Geococcyx californianus—Greater Roadrunner (Jefferson 2014)
Vireo sp.—Vireos (Guthrie 2010)
Aphelocoma californica—Western Scrub Jay (Jefferson 2014)
Toxostoma redivivum—California Thrasher (Jefferson 2014)
Melospiza melodia—Song Sparrow (Jefferson 2014: cf.)
Piranga ludoviciana—Western Tanager (Jefferson 2014)
Agelaius phoeniceus—Red-winged Blackbird (Jefferson 2014)

Literature. Guthrie 2010; Jefferson 2014.

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Last Update: 27 May 2015