Figure 6 in Redescription of Mastacembelus ophidium Günther, 1893 (Synbranchiformes: Mastacembelidae) and description of a new spiny eel from Lake Tanganyika

Figure 6. Mastacembelus ophidium Günther, 1893, 326 mm TL, ''8 km. au Sud de Bujumbura, Lac Tanganyika'' (Burundi) (MRAC 75-01-P-199–123). (A) Lateral view. (B) Position of posterior angle of lips to posterior nare and eye. Vertical line is perpendicular to a horizontal line parallel with upper surface of head. (C) Detail of pectoral fin region. Upper tip of gill slit, dorsal edge of pectoral-fin base and ventral edge of pectoral-fin base connected by dashed lines.