El Rosario Arriba (Pliocene of Mexico)

Also known as UCMP V6225

Where: Baja California, Mexico (30.1° N, 115.7° W: paleocoordinates 29.9° N, 114.8° W)

• coordinate based on unpublished field data

When: Late/Upper Pliocene (3.6 - 2.6 Ma)

• unnamed terrace deposit

Environment/lithology: marine; white, sandy conglomerate

• white flay-lying sandy conglomerate

Size class: macrofossils

Preservation: original phosphate

Primary reference: D. P. Domning. 1978. Sirenian evolution in the North Pacific Ocean. University of California Publications in Geological Sciences 118:1-176 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 52229: authorized by Mark Uhen, entered by Mark Uhen on 01.08.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Pectinida - Pectinoidae
Lyropecten cerrosensis Gabb 1866 scallop
"Swiftopecten swiftii" = Chlamys (Swiftopecten) swifti Bernardi 1858 scallop
Mammalia
 Sirenia - Dugongidae
Hydrodamalis cuestae Domning 1978 Cuesta sea cow