Cyprimeria alta Conrad, 1875

Remarks

• Collector:    Keith Minor

• Formation:  Taylor Group, Wolfe City Formation

• Location:     Lamar County, TX 

General Info

Synonyms (older names and misidentifications in the literature)

• 1858 Dosinia densata Conrad
• 1875 Cyprimeria alta Conrad
• 1876 Cyprimeria torta Gabb
• 1916 Cyprimeria major Gardner
• 1918 Cyprimeria major Gardner; Stephenson
• 1926 Cyprimeria alta Conrad; Wade
• 1941 Cyprimeria alta Conrad; Stephenson
• 1944 Cyprimeria alta Conrad; Shimer and Shrock
• 1982 Cyprimeria alta Conrad; Offeman et al.
• 2002 Cyprimeria alta Conrad; Akers and Akers

Stratigraphic Occurrence

• Navarro Group, Kemp Formation of central Texas
• Navarro Group, Corsicana Formation of central Texas
• Taylor Group, Wolfe City Formation of north Texas
• Taylor Group, Pecan Gap Formation of central and north Texas

Age

• Cyprimeria alta Conrad ranges from the Baculites mclearni Landes zone to the Sphenodiscus pleurisepta (Conrad) zone, Middle Campanian to Middle Maastrichtian (~81–67 mya).

Geographic Occurrence (not an all-inclusive list)

• Bowie County, TX
• Caldwell County, TX
• Hunt County, TX
• Lamar County, TX
• Medina County, TX
• Travis County, TX

Remarks

         For identification and descriptions, see:

• Akers, R. E.; Akers, T. J.  2002.  Texas Cretaceous Bivalves 2.  Texas Paleontology Series Publication 7.  Houston:  Paleontology Section, Houston Gem and Mineral Society.
• Stephenson, L. W.  1941.  The Larger Invertebrate Fossils of the Navarro Group of Texas (Exclusive of Corals and Crustaceans, and Exclusive of the Fauna of the Escondido Formation).  University of Texas Bulletin 4101