Where: Chiapas, Mexico (16.8° N, 93.4° W: paleocoordinates 21.2° N, 69.6° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Campanian (83.6 - 72.1 Ma)

• Cretaceous stratigraphy in the Ocozocoantla area spans the Early Campanian through Late Maastrichtian; collection assigned to Campanian following age in Texas

• bed-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Collected by F. Mullerried

Primary reference: C. W. Cooke. 1953. American Upper Cretaceous Echinoidea. United States Geological Survey Professional Paper 254-A:1-44 [W. Kiessling/U. Merkel/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 197083: authorized by Matthew Clapham, entered by Matthew Clapham on 22.10.2018

Creative Commons license: CC BY (attribution)