Phylum: Mollusca (Mollusks)

Class: Gastropoda - Gastropods
(snails)

Cretaceous Period:  (click for Pennsylvanian Period)
Gyrodes sp. Strata: Duck Creek Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.	Gyrodes sp. Strata: Duck Creek Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.	?? Strata: Duck Creek Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.  Dec. 18, 2010.
Anchura sp. ? Strata: Goodland Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.  July 13, 2008.	Trichotropis shumardi Strata: Goodland Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.  July 12, 2008.	Tylostoma sp. Strata: Goodland Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.
Tylostoma sp. Strata: Goodland Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.	Turritella sp. Strata: Weno Period: Cretaceous (98 mya) Loc: Tarrant Co., TX.  2006.	Turritella sp. Strata: Weno Period: Cretaceous (98 mya) Loc: Tarrant Co., TX.  April 2, 2011.
Turritella sp. [+] Strata: Weno Period: Cretaceous (98 mya) Loc: Tarrant Co., TX.  July 9, 2011.	Turritella sp. Strata: Walnut Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.
Cassiope branneri Formation: Paluxy (Glen Rose lens) Period: Cretaceous (105-8 mya) Loc: Tarrant Co., TX.  Jan. 31, 2009.	Cassiope branneri Strata: Paluxy (Glen Rose lens) Period: Cretaceous (105-8 mya) Loc: Tarrant Co., TX.  Jan. 31, 2009.	Vascellum sp. Strata: Woodbine Period: Cretaceous (95 mya) Loc: Tarrant Co., TX.  Mar 11, 2011.
Cerithium bosquense Strata: Goodland Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.	Cerithium bosquense Strata: Goodland Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.	Cerithium bosquense Strata: Goodland Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.  Sep. 30, 2007.
Leptomaria macilenta Strata: Weno Period: Cretaceous (98 mya) Loc: Tarrant Co., TX.  Sep. 29, 2007.	Turbo sp. Strata: Walnut Period: Cretaceous (103-105 mya) Loc: Tarrant Co., TX.
Preservation types: • Limestone cast of only the internal cavity OR limestone cast of entire gastropod. • Calcite replacement of shell or infill of mold (preserving original details of the shell).