MUSSELp

MUSSELpdb

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Taxonomy

all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia


Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Publication Frierson (1914): summary

publication summary

Full Citation

Frierson, L.S. 1914. Observations on the genus Symphynota, Lea. Nautilus 28: 40. Available electronically.

Attributed Nominal Genera

Hemilastina Frierson, 1914

Frierson, 1914. Nautilus 28: 40.
(error for Hemistena Rafinesque, 1820)
Type species: Anodonta (Lastena) lata Rafinesque, 1820 = Hemistena lata

Simpsoniconcha Frierson, 1914

Frierson, 1914. Nautilus 28: 40.
(new name for Simpsonaias Frierson, 1914)
Type species: Alasmodonta ambigua Say, 1825 = Simpsonaias ambigua

 
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