Also known as UCMP A-6278

Where: Baja California, Mexico (31.3° N, 116.4° W: paleocoordinates 29.5° N, 70.1° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Alisitos Formation, Aptian to Aptian (125.0 - 100.5 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; yellow, silty sandstone

Size class: macrofossils

Reposited in the UCMP

Primary reference: V. A. Zullo, R. F. Kaar, J. W. Durham and E. C. Allison. 1964. The Echinoid genus Salenia in the Eastern Pacific. Palaeontology 7:331-349 [P. Holroyd/P. Holroyd]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 203137: authorized by Mark Uhen, entered by Mark Uhen on 01.08.2019

Creative Commons license: CC BY (attribution)