Old Sprinkle Bridge Locality, Little Walnut Creek (Cretaceous of the United States)

Where: Travis County, Texas (30.3° N, 97.7° W: paleocoordinates 35.4° N, 70.7° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Delawarella delawarensis ammonoid zone, Pflugervile Formation (Austin Group), Early/Lower Campanian (83.5 - 70.6 Ma)

• Within Delawarella delawarensis Zone

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collected in 1985; reposited in the TMM

Collection methods: quarrying,

Primary reference: D.C. Parris and J. Echols. 1992. The Fossil Bird Ichthyornis In The Cretaceous of Texas. The Texas Journal of Science 44(2):201-212 [J. Hunter/J. Rezza/J. Alroy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 34756: authorized by Matthew Carrano, entered by Matthew Carrano on 22.09.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

 Ornithurae -
"Ichthyornis antecessor" = Ichthyornis dispar
"Ichthyornis antecessor" = Ichthyornis dispar Marsh 1872 bird