Arca simondsi Whitney, 1952

Remarks

• Collector:    Keith Minor
• Formation:  Trinity Group, Glen Rose Formation
• Location:     Coryell County, TX

General Info

Synonyms (older names and misidentifications in the literature)

• 1952 Arca simondsi Whitney
• 1982 Arca simondsi Whitney; Offeman et al.
• To our knowledge, the classification of this clam has not been revised.

Stratigraphic Occurrence

• Trinity Group, Upper Glen Rose Formation of Central Texas. It may extend down into the lower Glen Rose.

Age

• Arca simondsi occurs in the upper part of the Glen Rose Limestone, putting it in the Hypacanthoplites comalensis (Scott) zone of Young (upper Lower Albian, ~108 mya).

Geographic Occurrence (not an all-inclusive list)

• Bandera County
• Comal County
• Coryell County

Remarks

        For identification and descriptions, see:

• Whitney, M. I. 1952. Some New Pelecypoda from the Glen Rose Formation of Texas. Journal of Paleontology 26 (5), 697–707.