Snout moderately elongate and bluntly pointed, its lateral margins slightly undulated; disc moderately thick, length 1.3–1.4 times its width; mouth width 16.7–18.5 in TL; tail 1.3–1.5 times longer than disc; skin covered with minute, close-set denticles, rather smooth to touch. Colour is brownish dorsally without obvious spots or blotches (sometimes faint), paler beside rostral ridges; ventral surface white with darker pectoral and pelvic margins.