Figure 4 in Two new species of freshwater crabs from Mount Elgon, East Africa (Brachyura: Potamoidea: Potamonautidae) and a re-diagnosis of Potamonautes niloticus (H. Milne Edwards, 1837) with notes on their natural history and onchocerciasis

Figure 4. Potamonautes elgonensis sp. nov. Adult male, paratype, cw 49.5 mm, from Mount Elgon, Uganda (NMU TRW 1959.04). Cheliped: (A) right (major) frontal view; (B) left (minor) frontal view; whole animal: (C) dorsal view; (D) ventral view; (E) carapace, frontal view. Photograph Phil Crabb, NHM Photographic Unit.