Pollex (Bilobiana) mindanaoi Fibiger, 2007, new species

Pollex (Bilobiana) mindanaoi Fibiger, new species

(Plate 9, figs 7, 8; female genit. plate 25, figure 3)

Material examined.

Holotype: female, Philippines, Mindanao, Sapamoro, Curuan district, caught in Malaise-trap, 21.xi.1961, leg. Noona Dan Exp. 1961-62, genit. prep. 3533 M. Fibiger. Coll. ZMUC.

Diagnosis.

Wingspan: 8 mm.

Forewing: narrow, light brown.

Transverse lines: black; terminal line marked by black dots between veins.

Reniform: distinct, whitish grey, outlined by black.

Hindwing: unicolorous grey brown with an indistinct black discal spot.

Underside: unicolorous grey brown.

Female genitalia.

7 th abdominal segment: heavily sclerotised.

Anterior apophyses: length 1½ of posterior apophyses.

Position of ostium bursae: anteriorly on 7 th segment, close to 6 th, slightly displaced to left.

Antrum: cone-like, narrow and heavily sclerotised posteriorly.

Ductus bursae: membranous, long, 2½ X longer than corpus bursae.

Corpus bursae: globular.

Appendix bursae: arising anteriorly from ductus bursae immediately after antrum.

Differential diagnosis.

P. mindanaoi differs from other species by the basal cone-like antrum and the anterior cylindrical part.