Excised slitshell

The excised slitshell, scientific name †Gyrotoma excisa, was a species of freshwater snail, an aquatic gastropod mollusk in the family Pleuroceridae. This species was endemic to the United States. It is now extinct.

Excised slitshell
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Caenogastropoda
clade Sorbeoconcha
Superfamily:
Cerithioidea
Family:
Pleuroceridae
Genus:
Gyrotoma
Species:
†G. excisa
Binomial name
†Gyrotoma excisa
(I. Lea, 1843)

References
  1. Bogan A. E. (2000). Gyrotoma excisa. 2006 IUCN Red List of Threatened Species. Archived June 27, 2014, at the Wayback Machine Downloaded on 7 August 2007.


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