Bivalvia | Sphaeriida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Sphaerium problematicum

nominal species Sphaerium problematicum Gabriel, 1939

Sphaerium problematicum Gabriel, 1939 = Sphaerium problematicum

Gabriel, 1939. Mem. Natl. Mus. Vict. 11: 128.

Taxonomic Opinions

= Musculium problematicum (Gabriel, 1939) — IUCN, 2011: [web].

= Sphaerium problematicum Gabriel, 1939 — Bogan, 2010: [web].

= Musculium (Sphaerinova) problematicum (Gabriel, 1939) — Korniushin, 2000: 62, figs. 21E-H.

= Sphaerium (Sphaerinova) problematicum Gabriel, 1939 — B.J. Smith, 1992: 25.

= Sphaerium problematicum Gabriel — Kuiper, 1983: 24, figs. 43, 99.