Where: Chiapas, Mexico (16.8° N, 93.4° W: paleocoordinates 21.6° N, 71.5° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Campanian to Campanian (83.6 - 66.0 Ma)

• Rancho Nuevo Beds (upper part)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Primary reference: N. F. Sohl and H. A. Kollmann. 1985. Cretaceous Actaeonellid Gastropods from the Western Hemisphere. United States Geological Survey Professional Paper 1304:1-104 [P. Harries/P. Harries]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 66669: authorized by Peter Harries, entered by Peter Harries on 12.10.2006

Creative Commons license: CC BY (attribution)