Welcome to Catnapin's
Cretaceous Fossil Gallery - Gastropods (snails)
Mollusca, Gastropoda
(Phylum, Class)
Red text = needs information
Fossil identification by Jo Cox unless otherwise noted
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Caenogastropoda, Cerithioidea
(Order, Superfamily)
Cerithiinae
(Subfamily)
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Cerithium bosquense Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: Taylor Co. Texas Collection: Hardin-Simmons University Size: 91 mm tall |
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Turritellinae
(Subfamily)
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Turritella seriatim-granulata (internal casts) Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location:Taylor Co., Texas, "White Mines Gravel" Collection: Jo Cox Size: ? mm tall |
2 specimens |
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Turritella sp. Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: Taylor Co. Texas, "White Mines Gravel" Collection: Jo Cox Size: ? mm long block |
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Turritella seriatim-granulata (internal cast) Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: Taylor Co. Texas Collection: Hardin-Simmons University Size: 42 mm tall |
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Turritella seriatim-granulata (exterior cast) Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: ? Collection: Hardin-Simmons University Size: 48 mm tall |
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Turritella sp. Period: lower Cretaceous Location: ? Collection: Judie Ostlien Size: 24 mm tall |
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Caenogastropoda, Naticoidae
(Order, Superfamily)
Gyrodinae
(Subfamily)
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Gyrodes sp.: (internal cast) Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: Taylor Co. Texas, "White Mines Gravel" Collection: Jo Cox Size: 19 mm long |
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Polinicinae
(Subfamily)
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Lunatia pendernalis: (internal cast) Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: Taylor Co. Texas, south of Merkel Collection: Jo Cox Size: 57 mm long |
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Lunatia pendernalis: (internal cast) Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: Taylor Co. Texas Collection: Hardin-Simmons University Size: 141 mm long |
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Naticinae
(Subfamily)
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Tylostoma tumidum: (internal cast) Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: Taylor Co., Texas Collection: Hardin-Simmons University Size: 61 mm tall |
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Caenogastropoda, Stromboidea, Arrhoginae
(Order, Superfamily, Subfamily)
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Drepanochilus (Anchura) sp.: (internal cast) Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: Taylor Co., Texas, "White Mines Gravel" Collection: Jo Cox Size: 38 mm tall |
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Drepanochilus (Anchura) sp.: Period: lower Cretaceous Group: Fredericksburg Formation: Walnut / Comanche Peak Undifferentiated Location: Taylor Co., Texas Collection: Hardin-Simmons University Size: 58 mm long |
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Heterostropha, Nerineoidea, Itieriidae
(Order, Superfamily, Family)
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Peruviella dolium: covered with calcite crystals Period: lower Cretaceous Location: Coryell Co., Texas Collection: Jo Cox> Size: 33 mm long |
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