MUSSELpdb

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all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae

Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

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Species Richness & Endemism by
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Data last updated
Thu 1 January 2026

Publication Frierson (1898): summary

Full Citation

Frierson, L.S. 1898. Unio (Lampsilis) amphichaenus, n. sp. . Nautilus 11(10): 109-110. Available electronically.

Attributed Nominal Species

Unio (Lampsilis) amphichaena Frierson, 1898 = Potamilus amphichaenus

Frierson, 1898. Nautilus 11(10): 109, pl. 1.
Frierson, 1927. Check List N. Amer. Naiades: 87, sp. 395.
Type(s): HOLOTYPE USNM_159935, Sabine R., Logansport, La.