Rhizoprionodon acutus (RÜPPELL, 1837)
Material: male, 46 cm TL, Read Sea
Images: © Jacques Herman, Beigem (Grimbergen), Belgique, images shows the correct position of the teeth
Description after Springer, 1964 [#2274]: upper teeth 11-1-11 to 13-1-13 (usually 12-1-12); lower teeth 11-11 to 13-13 (usually 12-12); cusps of some upper teeth in large specimens faintly to moderately serrulate; cusps of lower teeth adumbrating this condition; dentition of mature males and females similar; sometimes cusps of teeth of mature males slightly more erect than those of females. Denticles imbricate, 3-ridged and 3-toothed in young, 3- to 5-ridged and 3-toothed or with irregular posterior margin in adults.
Material: female, 62 cm TL, Bajul, Gambia
