Bythiospeum geyeri is a species of very small freshwater snails that have an operculum, aquatic gastropod mollusks in the family Moitessieriidae.

The specific name geyeri is in honor of German zoologist David Geyer (1855-1932).

This species is endemic to Austria.[1]

References

  1. ^ a b Reischütz, P. (2010). "Bythiospeum geyeri". IUCN Red List of Threatened Species. 2010: e.T3405A9834459. doi:10.2305/IUCN.UK.2010-4.RLTS.T3405A9834459.en. Retrieved 11 November 2021.


Allikas: https://en.wikipedia.org/wiki/Bythiospeum_geyeri
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