MUSSELp

MUSSELpdb

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Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

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Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini

genus Mesonaias Crosse & Fischer, 1894: species

1 available nominal genus synonym | cladomics

Included Species

Decorative image of a representative of Mesonaias explicata

Mesonaias explicata (Morelet, 1849)

syonymy (5 available, 12 total) | specimens (33 + 2 Genbank vouchers)

Range: Usumacinta River, Mexico and Guatemala. (Central America)

Genbank sequences: 16S, 28S, COI
other links: MolluscaBase

Mesonaias tampicoensis (Lea, 1838)

syonymy (6 available, 9 total) | specimens (76)

Range: Pánuco and Papaloapán basins, Mexico (Central America)

NatureServe: G5 (Cyrtonaias tampicoensis)
other links: MolluscaBase

Decorative image of a representative of Mesonaias umbrosa

Mesonaias umbrosa (Lea, 1856)

syonymy (2 available, 2 total) | specimens (63)

Range: Vera Cruz, Mexico. (Central America)

other links: MolluscaBase

 
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