Anterior shield of carapace well calcified and smooth without hair, being only slightly uneven; frontal margin sharply produced to be a triangular lobe. Eyestalk thick, having a big cornea which exceeds only slightly the tip of antennular second segment; ophthalmic scale with a tapering spine at its inner angle. Chelipeds with long soft hairs, the right being much larger; merus and carpus with sharp sparse granules, but outer surface of palm nearly smooth except for median longitudinal row ridge; upper and lower margins of palm granulated and weakly ridged; lower margin of immovable finger in a line with lower margin of palm. Ambulatory legs long and stout; both borders of merus and anterior borders of carpus and propodus of first pair, and anterior border of each segment of second pair fringed with minute granules; dactylus twisted and fringed with hairs at its distal half.
Distribution:
Previously known from the West Atlantic from Florida to the Lesser Antilles, 300-400 m deep.
Remarks:
Most of the specimens are covered with Epizoanthus, but in some cases with sea-anemones.