Ribbed Slitshell (Gyrotoma pumila)
The Ribbed Slitshell was described in 1860, like all members of this genus, it was endemic to the Coosa River in Alabama, USA, it died out after the impoundment of the river system in the early 20th century.
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edited: 07.05.2019
Tag Archives: Shelby County
Gyrotoma pyramidata (Shuttleworth)
Pyramid Slitshell (Gyrotoma pyramidata)
The Pyramid Slitshell was described in 1845, it was endemic to the Coosa River in Alabama, USA and disappeared after the impoundment of the river at the beginning of the 20th century.
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edited: 07.05.2019
Gyrotoma lewisii (Lea)
Striate Slitsnail (Gyrotoma lewisii)
The Striate Slitsnail was described in 1869, like all members of its genus, it was endemic to the Coosa River in Alabama, USA and disappeared after the impoundment of the river system in the early 20th century.
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edited: 07.05.2019