Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Nephronaias ortmanni

nominal species Unio (Nephronaias) ortmanni Frierson, 1913

Unio (Nephronaias) ortmanni Frierson, 1913 = Nephronaias ortmanni

Frierson, 1913. Nautilus 27(2): 14, pl. 2.
Frierson, 1927. Check List N. Amer. Naiades: 36 [as ‘E. (Nephronaias) sphenorhynchus Cr. & Fisch. 1893’].
Type(s): LECTOTYPE [AS HOLOTYPE] ANSP_117544 (by R.I. Johnson, 1971: 90), [Conchins] Cochins R., Guatemala.

Taxonomic Opinions

= Nephronaias ortmanni (Frierson, 1913) — Cummings et al., 2025: 272, pls. 53-54, Tables 3, 13.

+ — Haas, 1969.

+ Elliptio (Nephronaias) sphenorhynchus (Crosse & Fischer) — Haas, 1929: 327.

+ Elliptio (Nephronaias) sphenorhynchus (Crosse & Fischer, 1893) — Frierson, 1927: 36.

= Elliptio ortmanni (Frierson) — Ortmann, 1921: 25.

= Nephronaias ortmanni — Frierson, 1917: 47.