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Unionidae

Margaritiferidae

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Species & Genus Richness by
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Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Popenaiadini

genus Psoronaias Crosse & Fischer, 1894: species

4 available nominal genus synonyms (5 total synonyms) | cladomics

Included Species

Psoronaias crocodilorum (Morelet, 1849)

syonymy (17 available, 25 total) | specimens (158 + 3 Genbank vouchers)

Range: Endemic to the Usumacinta basin, México and Guatemala (Central America)

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

Decorative image of a representative of Psoronaias distincta

Psoronaias distincta (Crosse & Fischer, 1893)

syonymy (1 available, 1 total) | specimens (27)

Range: Vera Cruz, Mexico. (Central America)

other links: MolluscaBase

Decorative image of a representative of Psoronaias guatemalensis

Psoronaias guatemalensis (Simpson, 1900)

syonymy (4 available, 4 total) | specimens (16 + 2 Genbank vouchers)

Range: Usumacinta basin, Guatemala. (Central America)

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

Psoronaias rubicunda (Martens, 1900)

syonymy (1 available, 1 total) | specimens (2)

Range: Guatemala. (Central America)

other links: MolluscaBase

Psoronaias semigranosa (von dem Busch in Philippi, 1843)

syonymy (2 available, 2 total) | specimens (31)

Range: Known from the San Fernando, Carrizal, and Pánuco basins, Mexico. (Central America)

other links: MolluscaBase

 
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