Alvania dollfusi is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.MolluscaBase eds. (2024). MolluscaBase. Alvania dollfusi (Cossmann & Pissarro, 1902) †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=880856 on 2024-01-31
Description
The length of the shell attains 2 mm, its diameter is 1 mm. Distribution Fossils of this species were found in Eocene strata in Lower Normandy, France.
References
External links Cossmann M. & Pissarro G. (1902). Faune éocénique du Cotentin (Mollusques). 3e Article. Bulletin de la Société Géologique de Normandie. 21: 27-181