Figure 6 in A new genus for the freshwater crab Potamonemus asylos Cumberlidgeı 1993ı (Brachyura: Potamoidea: Potamonautidae) from Cameroonı Central Africaı with a key to the genera of the Potamonautinae

Figure 6. Cheliped merus. (a–b) Buea asylos (Cumberlidge, 1993) comb. nov., holotype, adult ♂ CW 27.6 mm, between Buea and Kumba, Cameroon (NHM 1994.587), ventral view of right and left cheliped merus, respectively; (c–d) Potamonemus mambilorum Cumberlidge and Clark, 1992, holotype, adult ♂, CW 34.5 mm, Somié, Cameroon (NHM 1991:183): (c) ventral view of right cheliped merus; (d) dorsal view of right cheliped merus; (e–f) P. sachsi Cumberlidge, 1993, adult ♂, CW 31.6 mm, Obudu Plateau, Nigeria (NMU 8.IV.1983A), ventral view of right and left cheliped merus respectively. Scale bar: a,b = 3.40 mm; c,d = 4.2 6mm; e,f = 3.90 mm.