Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Simpsonaias

species Simpsonaias ambigua (Say, 1825): specimens

2 available nominal species synonyms (4 total synonyms)

Recent Taxonomic Opinions

Simpsonaias ambigua — Graf & Cummings (2007), Watters et al. (2009), Bogan (2010), Cummings & Graf (2010), ITIS (2012), ... FMCS (2021), Jeratthitikul et al. (2022), Hopper et al. (2023), FMCS (2025), Campbell & Lydeard (2026)
Simpsonais [sic] ambigua — Whelan et al. (2023)

Range

Wide but discontinuous distribution in the Interior and Great Lakes basins of eastern North America. (North America: NA2)

Map of Georeferenced Specimens

MUSSELp Specimen Records

USA

GenBank Vouchers

Georeferenced GenBank Vouchers

USA

NCSM_30607. (28S: KX822622, COI: KX822666, go to GenBank) USA.