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

nominal species Unio calamitarum var. B prolongata Fischer & Crosse, 1894

Unio calamitarum var. B prolongata Fischer & Crosse, 1894 = Nephronaias calamitarum

Fischer & Crosse, 1894. Miss. Sci. Mexique, Rech. Zool. 2(16): 613, pl. 63, figs. 5-5a.
(intro'd as intra-sp. of Unio calamitarum Morelet, 1849)
Type(s): HOLOTYPE (MONOTYPY) BMNH_93-2-4-2008, Baluntie, near Palenque.

= Nephronaias calamitarum

Taxonomic Opinions

+ Nephronaias calamitarum (Morelet, 1849) — Cummings et al., 2025

+ Nephronaias (s.s.) scamnata (Morelet, 1849) — Johnson, 1981

+ Nephronaias (s.s.) calamitarum (Morelet, 1849) — Haas, 1969

+ Elliptio (Nephronaias) calamitarum (Morelet) — Haas, 1929

= Elliptio (Nephronaias) calamitarum-prolongus [sic] (Crosse & Fischer, 1893) — Frierson, 1927

+ — Simpson, 1914

+ Nephronaias tabascoensis (Küster, 1856) — Ihering, 1901

+ Unio (Simonaias) cuprinus var. tabascoensis Charpentier in Küster, 1856 — Martens, 1900

= Unio (Simonaias) calamitarum var. G prolongata — Fischer & Crosse, 1894