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Page last updated
Thu 3 September 2025

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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Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Disconaias disca

nominal species Unio lapidosus Kobelt, 1893

‘Villa in sched.’ Kobelt, 1893. Nachr. Bl. Dtsch. Malak. Ges. 25: 151.
‘Villa in sched.’ Kobelt, 1893. Icon. Land- und Süssw.-Moll. 6: 90, pl. 176, fig. 1120.
Type(s): HOLOTYPE (MONOTYPY) ZMB_17236, Nordmexiko.

= Disconaias disca

Taxonomic Opinions

+ Disconaias disca (Lea, 1838) — Cummings et al., 2025

+ Disconaias disca (Lea, 1838) — R.I. Johnson, 1998

+ Lampsilis (Disconaias) panacoensis (von dem Busch in Philippi, 1843) — Haas, 1969

+ Lampsilis (Disconaias) discus (Lea, 1838) — Haas, 1940

+ Lampsilis (Disconaias) panucoensis [sic] (von dem Busch in Philippi, 1843) — Frierson, 1927

+ Unio (sec. Elliptio) discus Lea, 1838 — Simpson, 1914

+ Lampsilis discus (Lea) — Pilsbry, 1910

= Unio (sec. Lapidosus) lapidosus Kobelt, 1893 — Simpson, 1900

+ Unio (Lampsilis) discus var. panucoensis [sic] von dem Busch in Philippi, 1843 — Martens, 1900

= Unio lapidosus Villa in sched. — Kobelt, 1893

 
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