Ventral surface of lower jaw smooth, no prickles or papillose villi. Mandibular cirri almost confined to outer margin. Snout with large, fleshy, and extensively branched cirri; those in larger patches on tip of snout and across lachrymal bone large while those in smaller patches on nasal bone are smaller. Fleshy pad on isthmus with its width about 0.5 to 0.75 of its length (Ref. 39602).