Jelaskan Mastacembelus alboguttatus Boulenger, 1893 dari Mastacembelus

Mastacembelus apectoralis K. J. Brown, Britz, I. R. Bills, Rüber & J. J. Day, 2011

Mastacembelus armatus (Lacépède, 1800) (Zig zag eel)

Mastacembelus aviceps T. R. Roberts & D. J. Stewart, 1976

Mastacembelus brichardi Poll, (1958) (Blind spiny eel)

Mastacembelus crassus T. R. Roberts & D. J. Stewart, 1976

Mastacembelus dayi Boulenger, 1912 – junior synonym of M. alboguttatus according to Catalog of Fishes

Mastacembelus dienbienensis V. H. Nguyễn & H. D. Nguyễn, 2005 – belongs in genus Sinobdella according to Catalog of Fishes