original description
Stephenson, L. W. (1952). Larger invertebrate fossils of the Woodbine formation (Cenomanian) of Texas, with Decapod Crustaceans from the Woodbine formation of Texas by H. B. Stenzel. <em>United States Geological Survey Professional Paper.</em> 242: i–iv + 1–226, 3 loose leaves, 59 pl.
page(s): 146, pl. 54, figs 6-8 [details] Available for editors [request]
From editor or global species database
Type locality 100 feet south of old Pottsboro-Gordonville road, 0.2 mile east of road corner, 2.1 miles west and 0.6 mile north of the center of Pottsboro, Grayson County, Texas, United States; Woodbine Formation, Cenomanian, late Cretaceous [details]