Rhyssa alaskensis

Appearance

Female - length 17mm. Black; front orbits to summit of eyes, a line on upper margin of pronotum, interrupted anteriorly at the middle, a line on the lower margin or sides, just above front coxae, a spot beneath the tegulae, an angulate line at the apical angles of first dorsal abdominal segment, a transverse oblong spot at the apex of segments 2 to 5 and a line below it at the lateral apical angles, and a line at the apex of the sixth segment, white; the legs, except the coxae, basal joint of the hind trochanters and the hind tibiae and tarsi, which are black, are red; sculpture and venation as in Rhyssa persuasoria Linné.

Distribution

occurs in the West, in coniferous forests from Alaska to New Mexico.