Drabescus wauensis, Shang, Suqin, Zhang, Yalin & Shen, Lin, 2009

Shang, Suqin, Zhang, Yalin & Shen, Lin, 2009, New species of the leafhopper genus Drabescus Stål (Hemiptera: Cicadellidae: Selenocephalinae) from Papua New Guinea, Zootaxa 2117, pp. 49-55 : 53

4. Drabescus wauensis , n. sp. ( Figs 1 D, 5)

Body length (incl. tegmen): 3 6.8 mm.

Body and forewing shiny brown; head with yellow band anteriorly; pronotum with dense obscure yellowish spots; scutellum with yellow maculation on each side, forewing with pale transverse band across tips of clavus.

Head slightly wider than pronotum; vertex angularly produced, midlength approximately 1.5 times length next to eye; ocelli on margin, nearly sixth times own diameter from corresponding eye; antennae located above middle length of eye in facial view, antennal ledge distinct, laterofrontal suture reaching corresponding eye; epistomal suture distinct; pronotum with lateral margin short, transversely striate; forewing hyaline, veins distinct, appendix broad; fore tibia rounded dorsally, hind femur with apical setal formula 2+1.

Male genitalia with pygofer oval in lateral view, with short process and several macrosetae and fine setae posteriorly; valve trapezoid; subgenital plate broad at base and narrowed to finely digitate apex, with fine setae laterobasally; style with apical process short, lateral lobe short; connective with stem short and robust, arms long; aedeagal shaft compressed dorsoventrally; preatrium long, similar in length to shaft, with pair of very long processes basally, each with fine sinuate line dorsally.

Holotype: 3 (BPBM), Papua New Guinea: N.E. Wau, 1200m, 15-VIII-1965, coll. J. & M. Sedlacek.

Remarks: This species can be distinguished by: (1) pygofer oval in lateral view with short posterior process; (2) style apical process short; (3) Y-shaped connective with stem short and robust and arms long; (4) preatrium of aedeagus long with pair of very long processes basally, each with a very fine sinuate line dorsally.

Etymology: This species is named after its type locality.

Figures

FIGURE 1. 3 adult in dorsal view. A, Drabescus longispinus; B, Drabescus bifurcatus; C, Drabescus bicornis; D, Drabescus wauensis; E, Drabescus brevispinus.