Bivalvia | ... | Unionidae | Gonideinae | Rectidentini | Contradentina | Physunio superbus
‘Lea’ Sowerby, 1867. Conch. Icon. 16: pl. 59, sp. 295.
(reference to Unio superbus Lea, 1843)
+ Physunio superbus (Lea, 1843) — Pfeiffer et al., 2021
+ Physunio (s.s.) gravidus (Lea, 1856) — Haas, 1919
+ Physunio (s.s.) gravidus (Lea, 1856) — Simpson, 1914
+ Physunio (s.s.) gravidus (Lea) — Preston, 1912
+ Physunio (s.s.) gravidus (Lea, 1856) — Simpson, 1900