鉴别 |
Brownish to near black in color; tip of snout pale, often with irregular pale bars on dorsum of body (Ref. 4281). Snout short with rounded dorsal ridge, and large eyes (Ref. 48635).
Description: Characterized by mottled brown to pale grey or whitish color, sometimes with 10-11 irregular diffuse pale or dark bars on side and dorsum of body, and ventral surface of trunk rings with dark bars;10 caudal rays; rings 14 + 31 - 36; discontinuous superior trunk and tail ridges; inferior trunk ridge ends at anal ring; lateral trunk ridge confluent with inferior tail ridge; continuous median dorsal snout ridge, elevated and arched, margin usually denticulate; head and body with unbranched filaments; each side of dorsum with palmate skin flaps; length of snout 3.0-4.4 in head length; depth of snout 1.8-3.1 in snout length; head length 9.6-14.7 in SL (Ref. 90102). |