Holarctias Prout, 1913

Beljaev, Evgeny A., 2011, Redescription of Holarctias rufinularia (Staudinger, 1901), with notes on the taxonomy and relationships of Holarctias Prout, 1913 (Lepidoptera: Geometridae: Sterrhinae), Zootaxa 3097, pp. 57-67 : 63

Holarctias Prout, 1913

Type species: Haematopis sentinaria Geyer, 1837 .

Diagnosis. Venation. On forewing one single areole present, close to or slightly remote from closed cell apex, exceeding distal margin of cell; R l and R2–R5 on common stalk, origins of R l and R5 close to each other. Eyes small. Palpi extremely bushy and long (about twice diameter of eye). Proboscis well developed. Frons convex. Thorax and legs with long hairy scales. Hindtibia without hair pencil, with two long spurs in male. Tympanal cave large, sclerotized. Central sclerite and setose patch absent in male sternum A2. Male genitalia. Genitalia strongly sclerotized, including socii. Socii lobe-like, with terminal or ventro-terminal triangular or pointed extension. Aedeagus broadened basally, with long basal process and with long, groove-like, more or less twisted distal process. Vesica with plate-shaped sclerotization at proximal end of ductus ejaculatorius. Sternum A8 ovoid with cerata very short and placed posteriorly, or lacking. Mappa small or completely reduced. Female genitalia. Apophyses anteriores short, sometimes almost reduced. Ductus bursae short and broad, strongly sclerotized. Antrum posteriorly extended over the vaginal plate, with wide spade-like extension ventrally. Corpus bursae membranous, covered with minute spines on inner surface, signum absent.