bistigmata, Parambassis Geetakumari [K.] 2012:60, Figs. 1-3 [Zootaxa No. 3317; ref. 31985] Ranga River, Kimin Station, Brahmaputra drainage, 27°21'01"N, 93°57'11"E, Arunachal Pradesh, India. Holotype: MUMF/Per--105. Paratypes: MUMF/Per--106-108 (3), MUMF/Per--109-111 (3). Specific name is formed as a noun. •Valid as Parambassis bistigmata Geetakumari 2012 -- (Geetakumari & Basudha 2012:3327 [ref. 32278], Dishma & Vishwanath 2015:587 [ref. 34026]). •In ? Chanda -- (Ghazali et al. 2024:8 [ref. 40872]). •Valid as Chanda bistigmata (Geetakumari 2012) -- (Yoshigou 2025:32 [ref. 41947]). Current status: Valid as Chanda bistigmata (Geetakumari 2012). Ambassidae. Distribution: South Asia: Ranga River drainage, Brahmaputra River basin, northeastern India. Habitat: freshwater.