MUSSELpdb
Taxonomy
Species & Genus Richness of
freshwater mussels
by Taxonomy
Species & Genus Richness of
freshwater bivalves
by Family
Geography
Species Richness & Endemism of
freshwater mussels
by Geography
Data last updated
Thu 22 January 2026
Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Nephronaias aztecorum
Specimen USNM_1282381: Images
Nephronaias aztecorum (Philippi, 1847), Rio Huichiuayan at road to Xilitla ca. 0.7 roadmiles from its junction with Rt Mx 85 (this junction is ca 43.6 roadmiles S of junction of Rt Mx 85 and 70 in Ciudad Valles), San Luis Potosi, Mexico.
