Also known as USGS Mesozoic Collection 26393, 29090, 30358

Where: Puerto Rico (18.0° N, 66.2° W: paleocoordinates 16.8° N, 61.2° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Coamo Formation, Early/Lower Maastrichtian (70.6 - 66.0 Ma)

Environment/lithology: marine; shale

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 66690: authorized by Peter Harries, entered by Peter Harries on 12.10.2006

Creative Commons license: CC BY (attribution)