Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Nephronaias aztecorum

Specimen USNM_1282541B: Images

Nephronaias aztecorum (Philippi, 1847), Valles River, ca. 0.4 roadmiles S (downriver) of railroad station in Micos, ca. 1.5 mi N (toward Micos) of Plantas Hidroelectrica de Micos, ca. 14 mi NW of Ciudad Valles, San Luis Potosi, Mexico