| Page last updatedWed 1 October 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 (Lampsilis) discus var. connectens Martens, 1900 ‘von dem Busch’ Küster, 1861. Conchyl. Cab. 9(2): 242, pl. 81, fig. 1 [as ‘Unio panacoensis’].Sowerby, 1867. Conch. Icon. 16: pl. 55, sp. 281 [as ‘Unio mexicanus’].
 Martens, 1900. Biol. Centr.-Amer., Moll.: 510.
 Type(s): LECTOTYPE ZMB/MOLL.305852 (by Cummings et al., 2025: 177), Rio Panuco, near Tampico.
= 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) panucoensis [sic] (von dem Busch in Philippi, 1843) — Frierson, 1927 + Unio (sec. Elliptio) discus Lea, 1838 — Simpson, 1914 + Lampsilis discus (Lea) — Pilsbry, 1910 = Unio (Lampsilis) discus var. connectens n. — Martens, 1900 |