Paratrea plebeja (Taxonomy)
Transferred to Atreus by Grote, 1886, N. Amer. Lepid. Hawk Moths N. Amer.: 41; then to Paratrea by Grote, 1903, Can. Ent.35: 207.
Genitalic diagnoses mainly taken from generic diagnosis of monobasic genus.
Abdomen with subdorsal and subventral black longitudinal bands connected to each other by the black edges of the segments. Uncus similar to that in Manduca quinquemaculatus.Gnathos with lobe flat, rounded, obviously sinuate.Valve quite slender, not dilated dorsad.Harpe with a patch of erect scales; strongly dentate, produced ventrad into a broad lobe that ends in a heavy, sharp tooth.Aedeagus with an horizontal apical tooth that points to the right. Ostial plate semi-membranous.Ostium bursae very wide, its proximal edge sharp, but not, or little, raised above the level of the post-ostial part of the plate.