San Juanico 1 (Miocene of Mexico)

Also known as UCMP V5023

Where: Baja California, Mexico (26.3° N, 112.5° W: paleocoordinates 25.7° N, 108.0° W)

• coordinate stated in text

When: Ysidro Formation, Middle Miocene (16.0 - 11.6 Ma)

Environment/lithology: marine; sandstone

• coquina with many bones and fossil molds

Size class: macrofossils

Preservation: original phosphate

Primary reference: R. H. Reinhart. 1959. A review of the Sirenia and Desmostylia. University of California Publications in Geological Sciences 36(1):1-146 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 52182: authorized by Mark Uhen, entered by Mark Uhen on 29.07.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Sirenia - Dugongidae
Dusisiren reinharti n. sp. Domning 1978 dugong
Gastropoda
 Cerithioidea - Turritellidae
Turritella ocoyana Conrad 1855 turret shell