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 | Unionida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Parvaspina
species Parvaspina steinstansana (R.I. Johnson & Clarke, 1983): synonymy
Synonymy
Elliptio (Canthyria) steinstansana Johnson & Clarke, 1983
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.
Elliptio (Canthyria) steinstansana — Johnson & Clarke (1983)
Elliptio steinstansana — Turgeon et al. (1988), Williams et al. (1993), IUCN (1996), Turgeon et al. (1998), Bogan (2002), Graf & Cummings (2007), Bogan (2010), Cummings & Graf (2010), ITIS (2012), Haag (2012)
Parvaspina steinstansana — Perkins et al. (2017), Williams et al. (2017), Smith et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
Taxonomic History (since 1900)
Elliptio (Canthyria) steinstansana — Johnson & Clarke (1983)
Elliptio steinstansana — Turgeon et al. (1988), Williams et al. (1993), IUCN (1996), Turgeon et al. (1998), Bogan (2002), Graf & Cummings (2007), Bogan (2010), Cummings & Graf (2010), ITIS (2012), Haag (2012)
Parvaspina steinstansana — Perkins et al. (2017), Williams et al. (2017), Smith et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
