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 Utterback (1916): summary

publication summary

Full Citation

Utterback, W.I. 1916. The naiades of Missouri. VI. American Midland Naturalist 4(8): 339-354. Available electronically.

Taxonomic Opinions

Amygdalonaias donaciformis (Lea) = Truncilla donaciformis
+ Unio zigzag Lea, 1829

Amygdalonaias truncata (Rafinesque) = Truncilla truncata
+ Unio elegans Lea, 1831

Lasmonos fragilis Rafinesque = Potamilus purpuratus
+ Unio (Leptodea) fragilis Rafinesque, 1820
+ Unio gracilis Barnes, 1823
+ Unio dolosus Lea, 1860

Lasmonos fragilis Rafinesque = Potamilus fragilis

Nephronaias ellipsiformis (Conrad) = Venustaconcha ellipsiformis
+ Unio spatulatus Lea, 1845

Nephronaias ellipsiformis venusta (Lea) = Venustaconcha ellipsiformis

Nephronaias ligamentina (Lamarck) = Ortmanniana ligamentina

Nephronaias ligamentina gibba (Simpson) = Ortmanniana ligamentina

Nephronaias ozarkensis (Call) = Fusconaia ozarkensis

Nephronaias pleasii (Marsh) = Venustaconcha pleasii

Plagiola securis (Lea) = Ellipsaria lineolata