TF-255, near Gorman Falls, Colorado Bend State Park, 4 miles east of Bend (Ordovician of the United States)

Where: San Saba County, Texas (31.1° N, 98.5° W: paleocoordinates 21.0° S, 87.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Hintzeia celsaora trilobite zone, Honeycut Formation (Ellenburger Group), Jeffersonian (485.4 - 468.1 Ma)

• bed-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Primary reference: J. Bridge and P.E. Cloud. 1947. New gastropods and trilobites critical in the correlation of Lower Ordovician rocks. The American Journal of Science 245:545-559 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 56491: authorized by Pete Wagner, entered by Pete Wagner on 20.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

 Euomphalina - Ophiletidae
"Barnesella lecanospiroides" = Lecanospira lecanospiroides
"Barnesella lecanospiroides" = Lecanospira lecanospiroides Bridge and Cloud 1947 snail