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Data last updated
Mon 1 Dec 2025
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Bivalvia
| ... | Unionidae
| Unioninae
| Anodontini
| Alasmidontina
| Utterbackia imbecillis
Specimen USNM_1282735: ImagesUtterbackia imbecillis (Say, 1829), Mexico: Coahuila. Rio Salado de Nadadores, 0.5 mi S Progresso on road to HW 57 [distance from HW 57 is 14.6 mi]

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