(homonym of Unio perplexus Say, 1829)
Rafinesque, 1831. Continuation: 4. [nomen dubium]
Rafinesque, 1864. [in] Binney & Tryon, reprint: 76.
- UNASSIGNED — Simpson, 1914: 32.
- UNASSIGNED — Simpson, 1900: 518.
- UNASSIGNED — Lea, 1870: 92.
- UNASSIGNED — Lea, 1852: 58.
- UNASSIGNED — Lea, 1836: 59.
= Unio perplexus Raf. — Ferussac, 1835: 29.
= Truncilla perplexa Rafinesque, 1831 — Rafinesque, 1831: 4, sp. 99.