The ovate pebblesnail, scientific name Somatogyrus excavatus, is a species of very small freshwater snail with an operculum, an aquatic gastropod mollusc in the family Lithoglyphidae. This species is endemic to Lauderdale County, Alabama in the United States, and its natural habitat is the Shoal Creek area of the Tennessee River drainage.

Ovate pebblesnail

Possibly Extinct  (NatureServe)[2]
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Neotaenioglossa
Family: Lithoglyphidae
Genus: Somatogyrus
Species:
S. excavatus
Binomial name
Somatogyrus excavatus
Walker, 1906

Although the IUCN officially categorises the species as Data Deficient, it also considers it as Possibly extinct, as it has not been recorded since the river was impounded. This latter classification is also supported by The Nature Conservancy.[2]

References

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  1. ^ Cordeiro, J. & Perez, K. (2011). "Somatogyrus excavatus". IUCN Red List of Threatened Species. 2011: e.T20358A9191165. doi:10.2305/IUCN.UK.2011-2.RLTS.T20358A9191165.en. Retrieved 17 November 2021.
  2. ^ a b "Somatogyrus excavatus ". NatureServe Explorer An online encyclopedia of life. 7.1. NatureServe. Retrieved 12 October 2023.