Alvania bartschi is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.MolluscaBase eds. (2024). MolluscaBase. Alvania bartschi Olsson, 1942 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=882040 on 2024-02-06
Description
The length of the shell attains 1.25 mm, its diameter is 0.8 mm. Distribution Fossils of this species were found in late Pleistocene strata at Punta Piedra on the Burica Peninsula, Panama.
References
External links Olsson A.A. (1942). Tertiary and Quaternary fossils from the Burica Peninsula of Panama and Costa Rica. Bulletins of American Paleontology. 27(106): 1(153)-106(258), pls 1(14)-12(25)