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 | Galeommatida | Galeommatoidea | Lasaeidae | Arthritica semen
nominal species Pisidium semen Menke, 1843
Pisidium semen Menke, 1843 = Arthritica semen
Menke, 1843. Molluscorum Novae Hollandiae Specimen: 40.
Taxonomic Opinions
= Arthritica semen (Menke, 1843) — Ponder et al., 2025
= Arthritica semen (Menke, 1843) — Ponder, 2023
+ — Kuiper, 1983
= Pisidium semen Menke — E.A. Smith, 1882
= Pisidium semen Menke — Prime, 1870
= Pisum semen Menke — Deshayes, 1853
= Pisidium semen Menke — Prime, 1852
