Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Obovaria

species Obovaria sipseyensis Inoue & Harris in Inoue et al., 2026: synonymy

2 specimens + 6 GenBank vouchers

Synonymy

image of type lot

Unio castaneus Lea, 1831

(homonym of Obliquaria (Aximedia) castaneus Rafinesque, 1831)
specimen image from publicationLea, 1831. Trans. Amer. Phil. Soc. 4 [O. 1]: 91 [101], pl. 11, fig. 21.
LECTOTYPE [AS HOLOTYPE] USNM_84824 (by R.I. Johnson, 1974: 28), Claiborne, Alabama.

Obovaria (Pseudoon) castanea — Simpson (1900), Frierson (1927), Haas (1969)
Obovaria (Pseudoon) castaneus — Ortmann (1912)
Obovaria (Pseudoön) castanea — Simpson (1914)
Obovaria jacksoniana — R.I. Johnson (1980), Oesch (1984), Vidrine (1993), Howells et al. (1996), Parmalee & Bogan (1998), Williams et al. (2008), Campbell & Lydeard (2012)
Obovaria sipseyensis — Inoue et al. (2026)

Obovaria arkansasensis ‘Lea’ of Authors

(misidentified reference to Unio arkansasensis Lea, 1862)
‘Lea’ of Authors.
Inoue et al., 2013. Ecol. & Evol. 3(8): 6 [Clade B]. [in part]
Campbell & Lydeard, 2026. Malacologia 68(1/2): 288. [in part]

Obovaria sipseyensis — Inoue et al. (2026)

Obovaria jacksoniana ‘Frierson’ of Authors

(misidentified reference to Unio (Obovaria) jacksoniana Frierson, 1912)
‘Frierson’ of Authors.
Inoue et al., 2013. Ecol. & Evol. 3(8): 6 [Clade B]. [in part]

Obovaria sipseyensis — Inoue et al. (2026)

Obovaria sipseyensis Inoue & Harris in Inoue et al., 2026

Inoue & Harris in Inoue et al., 2026. Zootaxa 5881(4): 467, fig. 11.
HOLOTYPE (ORIG. DESIG.) USNM_1774708, Sipsey River (Gulf—Mobile River—Tombigbee River), 0.9 river km upstream of the Jones Creek confluence, 2.5 air km SE of Pleasant Grove, Greene and Pickens counties, Alabama, 33.13019, -87.89453.

Obovaria sipseyensis — Inoue et al. (2026)

Taxonomic History (since 1900)

Obovaria (Pseudoon) castanea — Simpson (1900), Frierson (1927), Haas (1969)
Obovaria (Pseudoon) castaneus — Ortmann (1912)
Obovaria (Pseudoön) castanea — Simpson (1914)
Obovaria jacksoniana — R.I. Johnson (1980), Oesch (1984), Vidrine (1993), Howells et al. (1996), Parmalee & Bogan (1998), Williams et al. (2008), Campbell & Lydeard (2012)
“Obovaria arkansasensis” ** — Inoue et al. (2013), Campbell & Lydeard (2026)
Obovaria sipseyensis — Inoue et al. (2026)