Onion Creek, north of the highway (Cretaceous of the United States)

Where: Travis County, Texas (30.2° N, 97.6° W: paleocoordinates 35.3° N, 70.6° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Navarro Formation, Late/Upper Campanian (83.5 - 70.6 Ma)

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected by WPA in 1934–1940; reposited in the TMM

Collection methods: surface (in situ), mechanical,

• "personal communication, Langston 1963"

Primary reference: Anonymous. 1939. The third quarterly report covering the quarter ending December 31,1939 for the state-wide paleontologic-mineralogic survey in Texas. A Federal Works Agency Work Projects Administration Project. O.P. No. 665-66-3-233. State Serial No. 300-88 1-47 [M. Carrano/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 107508: authorized by Matthew Carrano, entered by Hallie Street on 09.04.2011, edited by Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata - Mosasauridae
"Mosasaurus maximus" = Mosasaurus hoffmannii
"Mosasaurus maximus" = Mosasaurus hoffmannii Mantell 1829 mosasaur