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
Tue 02 June 2026
Bivalvia | Sphaeriida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Euglesa
species Euglesa walkeri (Sterki, 1895): synonymy
Synonymy
Pisidium walkeri Sterki, 1895
Sterki, 1895. Nautilus 8(9): 97.
Pisidium walkeri — Herrington (1962), Turgeon et al. (1998), Bogan (2010), ITIS (2012), Combosch et al. (2017), Saito et al. (2022)
Pisidium (Cyclocalyx) walkeri (s. str.) — Clarke (1973)
Pisidium (Cyclocalyx) walkeri — Burch (1975), Mackie (2007)
Pisidium walkeri f. walkeri — Mackie et al. (1980)
Euglesa (Casertiana) walkeri — Bespalaya et al. (2024)
Euglesa walkeri — Kovalenkova et al. (2025), Bogan et al. (2026)
Pisidium walkeri var. mainense Sterki, 1898
(intro'd as intra-sp. of Pisidium walkeri Sterki, 1895)
Sterki, 1898. Nautilus 12(7): 79.
Sterki, 1903. Nautilus 17(2): ??.
Pisidium walkeri — Herrington (1962)
Pisidium (Cyclocalyx) walkeri form mainense — Clarke (1973)
Pisidium (Cyclocalyx) walkeri — Burch (1975), Mackie (2007)
Pisidium walkeri f. mainense — Mackie et al. (1980)
Taxonomic History (since 1900)
Pisidium walkeri — Herrington (1962), Turgeon et al. (1998), Bogan (2010), ITIS (2012), Combosch et al. (2017), Saito et al. (2022)
Pisidium (Cyclocalyx) walkeri (s. str.) — Clarke (1973)
Pisidium (Cyclocalyx) walkeri form mainense — Clarke (1973)
Pisidium (Cyclocalyx) walkeri — Burch (1975), Mackie (2007)
Pisidium walkeri f. walkeri — Mackie et al. (1980)
Pisidium walkeri f. mainense — Mackie et al. (1980)
Euglesa (Casertiana) walkeri — Bespalaya et al. (2024)
Euglesa walkeri — Kovalenkova et al. (2025), Bogan et al. (2026)
