TF-293. 1 mile north of White's Crossing, 10 miles south of Mason (Ordovician of the United States)
Where: Mason County, Texas (30.6° N, 99.2° W: paleocoordinates 19.7° S, 90.8° W)
• outcrop-level geographic resolution
When: Gorman Formation, Demingian (485.4 - 478.6 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: taxonomic analysis
PaleoDB collection 56493: authorized by Pete Wagner, entered by Pete Wagner on 20.11.2005
Creative Commons license: CC BY (attribution)
Taxonomic list
Show authors, comments, and common names
Gastropoda | |
Lecanospira sanctisabae Roemer 1849 snail |