Bivalvia | ... | Unionoidea | Unionidae | Parreysiinae | Indochinellini | Indonaia gratiosa
Benson, 1862. Ann. Mag. Nat. Hist. 10: 187.
+ Indonaia (cylindrica-group) gratiosa (Philippi, 1843) — Bolotov et al., 2022
+ Indonaia occata (Lea, 1860) — Haas, 1969
+ Nodularia (s.s.) occata (Lea, 1860) — Preston, 1915
+ Nodularia (s.s.) occata (Lea, 1860) — Simpson, 1914
+ Nodularia (s.s.) occata (Lea, 1860) — Simpson, 1900
+ — Lea, 1870
= Unio macilentus Benson, 1862 — Hanley & Theobald, 1870