MUSSELpdb | nomainal sp. Unio encarpus Lea, 1868

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Wed 1 October 2025

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

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nominal species Unio encarpus Lea, 1868

Lea, 1868. Proc. Acad. Nat. Sci. 20: 95.
Lea, 1868. Jour. Acad. Nat. Sci. 6 [O. 12]: 294 [54], pl. 42, fig. 105.
Type(s): LECTOTYPE USNM_84386 (by Johnson & Baker, 1973: 154), L. Nicaragua.

= Arotonaias encarpa

Taxonomic Opinions

= Arotonaias encarpa (Lea, 1868) — Cummings et al., 2025

+ — Haas, 1969

+ Arotonaias imbricata (Mörch, 1861) — Frierson, 1927

+ Plagiola (Arotonaias) imbricata (Mörch, 1861) — Simpson, 1914

= Plagiola (Ptychoderma) encarpus (Lea, 1868) — Simpson, 1900

+ Unio (Arotonaias) imbricatus Mörch, 1861 — Martens, 1900

= Unio encarpus Lea — B.H. Wright, 1888

= Margaron (Unio) encarpus (Lea) — Lea, 1870

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