Arctica roemeri Cragin, 1893

Remarks

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

General Info

Synonyms (older names and misidentifications in the literature)

• 1893 Arctica roemeri Cragin
• 1928 Arctica roemeri Cragin; Adkins
• 1982 Arctica roemeri Cragin; Offeman et al.
• 1989 Arctica roemeri Cragin; Finsley

Stratigraphic Occurrence

• Trinity Group, Upper Glen Rose Formation of central Texas
• Trinity Group, Cow Creek Formation of central Texas

Age

• Arctica roemeri Cragin ranges from the Hypacanthoplites comalensis (Scott) Zone to the Dufrenoyia justinae (Hill) Zone, Late Aptian to Early Albian Stage (~113–108 mya).

Geographic Occurrence (not an all-inclusive list)

• Burnet County, TX
• Coryell County, TX
• Erath County, TX
• Gillespie County, TX
• Hood County, TX
• Jack County, TX
• Parker County, TX
• Travis County, TX

Remarks

         For identification and descriptions, see:

• Cragin, F. W. 1893. A Contribution to the Invertebrate Paleontology of the Texas Cretaceous. Texas Geological Survey, Annual Report 4 (2), 139–294.