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
Fri 13 February 2026
Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Parvaspina steinstansana
nominal species Elliptio (Canthyria) steinstansana Johnson & Clarke, 1983
Elliptio (Canthyria) steinstansana Johnson & Clarke, 1983 = Parvaspina steinstansana
Johnson & Clarke, 1983. Occ. Pap. Moll. 4(61): 291pl. 40, figs. 4-5.
Type(s): HOLOTYPE (ORIG. DESIG.) MCZ_282677, Tar River, 1.5 mi N. Tarboro, North Carolina.
Taxonomic Opinions
= Parvaspina steinstansana (R.I. Johnson & Clarke, 1983) — FMCS, 2025: [5].
= Parvaspina steinstansana (Johnson and Clarke, 1983) — Hopper et al., 2023.
= Parvaspina steinstansana (Johnson & Clarke, 1983) — Graf & Cummings, 2021: 19.
= Parvaspina steinstansana (R.I. Johnson & Clarke, 1983) — FMCS, 2021: [5].
= Parvaspina steinstansana (Johnson and Clarke, 1983) — Smith et al., 2020: 64.
= Parvaspina steinstansana (Johnson and Clarke, 1983) — Perkins et al., 2017: 755.
= Parvaspina steinstansana (Johnson & Clarke, 1983) — Williams et al., 2017: 41.
= Elliptio steinstansana R.I. Johnson & Clarke, 1983 — ITIS, 2012: [web].
= Elliptio steinstansana — Haag, 2012: 73.
= Elliptio steinstansana R.I. Johnson & Clarke, 1983 — Bogan, 2010: [12].
= Elliptio steinstansana — Cummings & Graf, 2010: 375.
= Elliptio steinstansana R.I. Johnson & Clarke, 1983 — Graf & Cummings, 2007: 307.
= Elliptio steinstansana Johnson & Clarke, 1983 — Bogan, 2002: 11.
= Elliptio steinstansana Johnson & Clarke, 1983 — Turgeon et al., 1998: 33.
= Elliptio steinstansana R.I. Johnson & Clarke, 1983 — IUCN, 1996: [web].
= Elliptio steinstansana R.I. Johnson & Clarke — Williams et al., 1993: 11.
= Elliptio steinstansana Johnson & Clarke, 1983 — Turgeon et al., 1988: 29.
= Elliptio (Canthyria) steinstansana new species — Johnson & Clarke, 1983: 291, pl. 40, figs. 4, 5.
