seshaiyai, Callogobius Jacob [J.] & Rangarajan [K.] 1960:20 [Journal of the Zoological Society of India v. 12 (no. 1); ref. 11921] Vellar estuary, Porto Novo, southern India. Holotype: ZSI F1908/2. Paratypes: Centre Adv. Studies Mar. Biol. Porto Novo, India. Type catalog: Menon & Yazdani 1968:152 [ref. 20743]. Species originally described without name in Jacob & Rangarajan 1960:216, Fig. 2 [ref. 11920]. Name proposed subsequently as above in same year. •Valid as Callogobius seshaiyai Jacob & Rangarajan 1960 -- (Talwar & Jhingran 1991:931 [ref. 20764], Parenti 2021:114 [ref. 38603]). •Valid as Mangarinus seshaiyai (Jacob & Rangarajan 1960) -- (Delventhal & Mooi 2023:462 [ref. 40434]). Current status: Valid as Mangarinus seshaiyai (Jacob & Rangarajan 1960). Gobiidae: Gobiinae. Distribution: Northern Indian Ocean: southern India endemic. Habitat: brackish.