Synonyma
Gangra Roberts & Ferraris, 1998 ― Pimelodus viridescens Hamilton, 1822
Typový druh
Pimelodus viridescens Hamilton, 1822.
Původní popis
Roberts, T. R. 2001. Ayarnangra estuarius, a new genus and species of sisorid catfish from the Ayeyarwaddy basin, Myanmar. Nat. Hist. Bull. Siam Soc. v. 49: 81-87.