ammonites
Manchaca (Cretaceous of the United States)

Where: Travis County, Texas (30.1° N, 97.8° W: paleocoordinates 28.8° N, 63.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Lower Member (Buda Limestone Formation), Cenomanian (99.6 - 93.5 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shallow subtidal; limestone

• shallow water, submerged bank where reef conditions did not prevail

Size class: macrofossils

Primary reference: J. W. Wells. 1933. Corals of the Cretaceous of the Atlantic and Gulf Coastal Plains and Western Interior of the United States. Bulletins of American Paleontology 18(67):85-288 [W. Kiessling/U. Merkel] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 123318: authorized by Wolfgang Kiessling, entered by Uta Merkel on 18.01.2012