Bivalvia | Sphaeriida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Pisidium dubium

nominal species Cyclas (Pisidium) abruptum Haldeman, 1841

= Pisidium dubium

Taxonomic Opinions

+ Pisidium (s.s.) dubium (Say, 1816) — Mackie, 2007

+ Pisidium (s.s.) dubium (Say, 1816) — Burch, 1975

+ Pisidium dubium (Say, 1816) — Herrington, 1962

+ Pisidium virginica Bourguignat — Prime, 1870

+ Pisidium virginicum Bourguignat — Prime, 1865

= Pisum abruptum Haldeman, 1841 — Deshayes, 1853

+ Pisidium dubium Gould — Prime, 1852