6a.Lateral line dropping 2 rows at 18th to 20th perforated scale,interorbital space loss than longth of snout; brown above,adouble row of dark spots on side with a zigzag light stripe between spots................................................
6b. Lateral line dropping 1 row at 15th to 20th perforated scale, interorbital space groater than length of snout;olive green with a light stripe from eye to caudal fin,and a series of dark blotches above light stripe and another below; three oblique brown bands on side of head...............................0