Xanthosia wintoni Rathbun, 1935

Remarks

• Collector:    Lee Duchouquette

• Formation:  Washita Group, Pawpaw Clay

• Location:     Tarrant County, Texas

General Info  

Synonyms (older names and misidentifications in the literature)

• 1935 Xanthosia wintoni Rathbun

• 1991 Xanthosia wintoni Rathbun; Bishop

Stratigraphic Occurrence

• Washita Group, Pawpaw Formation of North Texas.

Age  

• Xanthosia wintoni Rathbun occurs in the Mariella (Wintonia) brazoensis (Roemer)  zone, lowermost Cenomanian Stage (~97 mya).  

Geographic Occurrence (not an all-inclusive list)

• Denton County, TX

• Grayson County, TX

• Tarrant County, TX

Remarks  

         For identification and descriptions, see:  

• Rathbun, M. J.  1935.  Fossil Crustacea of the Atlantic and Gulf Coastal Plain.  Geological Society of America Special Paper 2.

• Bishop, G. A.  1991.  Xanthosia occidentalis Bishop, 1985, and Xanthosia spinosa, New Species, Two Late Cretaceous Crabs from the Pierre Shale of the Western Interior.  Journal of Crustacean Biology 11 (2), 305-314.