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Showing results for tags 'turitella'.
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I am trying to identify my gastros. I can easily identify tylostomas, gyrodes, nerinea and lunatia. What has me stumped is Anchura, Turitella, and Cerithium -I had looked up online and in the Field Guide to Texas Fossils and they look like what I have. But then I got the book Texas Cretaceous Gastropods and none of the species look like what I thought i had ID'd. So now I am confused. Any help in ID would be appreciated. ..(all of these were found in Central Texas - Hays, Bandera, Comal, Blanco and Gillespie Counties) I thought these were Turitella, but none look like what is drawn in the Texas Cretaceous Gastropod book, but the Field Guide says Turitella: I think these might be Cerithium bosquense but others say it's Pseudomelania? And are these just small Anchura? The big Anchura I have seem to have a distinct "shoulder" on them:
I erroneously identified this earlier as the similar Turritella plebia, until looking at one more reference! Mariacolpus octonaria is an index fossil for the Drum Cliff Member of the Choptank Formation. Donated to the Delaware Museum of Natural History