Erimetopus, Rathbun, 1894

Key to the species of Erimetopus View in CoL

1 Frontal margin deeply indented in center forming two rounded frontal lobes; eyestalk short, tapering; cornea reduced, pigment dorsal only; margins of meri of P2–P5 either smooth or with sparse hair­like setae; second carpal tooth of P1 large (subequal to first carpal tooth); carapace medium height (ch/fw 1.4); carapace height greater than front width; anterolateral margin of carapace behind exorbital tooth lacking sinus, curving evenly to meet epibranchial tooth...................... E. brazzae (A Milne­Edwards, 1886)

– Frontal margin either straight or only faintly indented in center; eyestalk normal length, not tapering distally; cornea not reduced, pigment dorsal and ventral; margins of meri of P2–P5 lined by dense hair­like setae; second carpal tooth of P1 reduced (much smaller than first carpal tooth); carapace very flat (ch/fw 0.9); carapace height less than front width; anterolateral margin of carapace behind exorbital tooth forming deep sinus before meeting epibranchial tooth.......................... E. vandenbrandeni View in CoL n. comb.

1. Erimetopus brazzae (A Milne­Edwards, 1886) View in CoL ( Figs. 1–17 View FIGURES 1–11 View FIGURES 12–14 View FIGURES 15–17 , 42 View FIGURES 42–44 )