The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

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Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Alasmidonta marginata

nominal species Alasmidonta (Decurambis) marginata variabilis F.C. Baker, 1928

F.C. Baker, 1928, Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 194, pl. 69, figs. 4-9.
(intro'd as intra-sp. of Alasmidonta marginata Say, 1818)
Type(s): LECTOTYPE UMMZ_209183, Red Cedar R., Chetek, Wis.

= Alasmidonta marginata

Taxonomic Opinions

+ Alasmidonta marginata Say, 1818 — Watters et al., 2009
+ Alasmidonta marginata Say, 1818 — Williams et al., 2008
+ Alasmidonta marginata Say, 1819 — Parmalee & Bogan, 1998
+ Alasmidonta (Decurambis) marginata Say, 1819 — Clarke, 1981
+ Alasmidonta marginata Say, 1819 — R.I. Johnson, 1980
= Alasmidonta (Decurambis) marginata variabilis Nov. Var. — F.C. Baker, 1928

Page updated: 08:36:55 Tue 01 Jul 2025