There are dark spots on a light brown disc; spots well-spaced in young but crowded to form reticulated pattern in adult; white ventrally; tail marked with bands of black and white; snout sharply pointed; disc with narrowly rounded outer corners, and tail long, slender and nearly three times body length when intact, with no caudal finfolds; disc without thorns but with band of flat denticles along midback (in adults); usually 1 medium-sized sting on tail.