Adult very flat and broad; posterior half widest; extremities rounded. Median area deep reddish brown, mottled with darker brown. Grown up specimens with inverted ‘Y’ shaped marking in the reddish medial area just above anal plate. A broad, greenish, marginal zone, clearly separable from the median reddish area. Eyes minute, black, close to inner edge of marginal zone. Marginal zone with minute colourless ridges radiating from margin towards medial areas. Pale yellow spiracular furrows could be sharply demarked from the darker marginal area.