Bivalvia | Unionida | Unionoidea | Unionidae | Parreysiinae | Indochinellini | Radiatula
27 specimens + 3 GenBank vouchers

Benson, 1862. Ann. Mag. Nat. Hist. 10: 193.
Type(s): TYPE BMNH_1964358, Hab._?
Nodularia (sec. Radiatula) crispisulcata — Simpson (1900), Simpson (1914), Preston (1915)
Nodularia (Radiatula) crispisulcata — Preston (1912)
Indonaia crispisulcata — Prashad (1922)
Parreysia (Radiatula) crispisulcata — Thiele (1934), Haas (1969), Subba Rao (1989), Graf & Cummings (2007)
Radiatula crispisulcata — Haas (1969), Bolotov et al. (2017), Zieritz et al. (2018), Bolotov et al. (2020), Graf & Cummings (2021), Bolotov et al. (2022), Bolotov et al. (2022), Bolotov et al. (2022), Bolotov et al. (2024), Campbell & Lydeard (2026)
Parreysia crispisulcata — Bogan (2010), IUCN (2010)
Lea, 1870. Synopsis Fam. Naiades: 31.
(error for Unio crispisulcatus Benson, 1862)
Nodularia (sec. Radiatula) crispisulcata — Simpson (1900), Simpson (1914), Preston (1915)
Nodularia (Radiatula) crispisulcata — Preston (1912)
Indonaia crispisulcata — Prashad (1922)
Parreysia (Radiatula) crispisulcata — Thiele (1934), Haas (1969), Subba Rao (1989), Graf & Cummings (2007)
Radiatula crispisulcata — Haas (1969), Bolotov et al. (2017), Zieritz et al. (2018), Bolotov et al. (2020), Graf & Cummings (2021), Bolotov et al. (2022), Bolotov et al. (2022), Bolotov et al. (2022), Bolotov et al. (2024), Campbell & Lydeard (2026)
Parreysia crispisulcata — Bogan (2010), IUCN (2010)