MUSSELpdb
Taxonomy
Species & Genus Richness of
freshwater mussels
by Taxonomy
Species & Genus Richness of
freshwater bivalves
by Family
Geography
Species Richness & Endemism of
freshwater mussels
by Geography
Data last updated
Thu 22 January 2026
Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Toxolasma lividum
nominal species Unio castus var. mirus de Gregorio, 1914
Unio castus var. mirus de Gregorio, 1914 = Toxolasma lividum
de Gregorio, 1914. Il Nat. Siciliano 2: 57.
(intro'd as intra-sp. of Unio castus Lea, 1860)
Taxonomic Opinions
+ Toxolasma lividum Rafinesque, 1831 — MolluscaBase, 2024
= Unio castus var. mirus de Greg. — de Gregorio, 1914
