Length 6 mm.; reddish yellow; beak, antennae, ovipositor sheaths, apices of hind tibiae, and posterior tarsi, dark.

Female—Head: face long, rostriform; malar space five-sixths eye height; face in profile slightly impressed in middle; apices of antennal plates forming a low elevation. Slight groove between antennal plates. Lateral ocelli slightly further from each other than from median ocellus. Ocell-ocular line three times the diameter of a lateral ocellus. Margin of frontal impressions well developed, highest opposite middle of median ocellus, continuous to lateral ocelli. Face very sparsely punctate, shining.