Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Alasmidonta
Rafinesque, 1831. Continuation: 5.
Rafinesque, 1864. [in] Binney & Tryon, reprint: 80.
Type(s): NEOTYPE USNM_150522, South Fork Cumberland River, Fentress Co., Tennessee.
Alasmidonta atropurpureum — Simpson (1900), Simpson (1914), Morrison (1969), Turgeon et al. (1988), IUCN (2012)
Alasmidonta (Decurambis) atropurpurea — Ortmann (1918), Clarke (1981), Graf & Cummings (2007)
Alasmidonta (Decurambis) marginata — Ortmann & Walker (1922), Haas (1969)
Decurambis marginata-atropurpureum — Frierson (1927)
Alasmodonta (sec. Decurambis) atropurpurea — Thiele (1934)
Alasmidonta (s.s.) marginata — Burch (1975)
Alasmidonta raveneliana — R.I. Johnson (1980)
Alasmidonta atropurpurea — Williams et al. (1993), Parmalee & Bogan (1998), Turgeon et al. (1998), Cicerello & Schuster (2003), Bogan (2010), ... Graf & Cummings (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), FMCS (2025)
Alasmidonta atropurpureum — Simpson (1900), Simpson (1914), Morrison (1969), Turgeon et al. (1988), IUCN (2012)
Alasmidonta (Decurambis) atropurpurea — Ortmann (1918), Clarke (1981), Graf & Cummings (2007)
Alasmidonta (Decurambis) marginata — Ortmann & Walker (1922), Haas (1969)
Decurambis marginata-atropurpureum — Frierson (1927)
Alasmodonta (sec. Decurambis) atropurpurea — Thiele (1934)
Alasmidonta (s.s.) marginata — Burch (1975)
Alasmidonta raveneliana — R.I. Johnson (1980)
Alasmidonta atropurpurea — Williams et al. (1993), Parmalee & Bogan (1998), Turgeon et al. (1998), Cicerello & Schuster (2003), Bogan (2010), ... Graf & Cummings (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), FMCS (2025)