Alvania montensis is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.MolluscaBase eds. (2024). MolluscaBase. Alvania montensis Glibert, 1973 †. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1555545 on 2024-02-15
Description The length of the shell attains , its diameter .
Distribution Fossils of this marine species were found in Montian (Paleocene) strata near Mons, Belgium.
References
External links Glibert M. (1973). Révision des Gastropoda du Danien et du Montien de la Belgique. I. Les Gastropoda du Calcaire de Mons. Institut Royal des Sciences Naturelles de Belgique, Mémoire. 173: 1-116