Notes on the Fauna of the Chipola Formation-XXXVI Two New Species of the Genus Calliostoma (Gastropoda:Trochidae)

Gary W. Schmelz


Since Julia Gardner completed her publications on the molluscan fauna of the Alum Bluff Group of Florida in 1947 many new forms of gastropods occurring in the Chipola Formation have been discovered. Most of these specimens now reside in the Tulane University Collection or are part of the Hoerle Collection at the United States National Museum. An examination of the Calliostoma in these collections has revealed the presence of two new species.

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