Drabescus

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 : 49-50

publication ID	https://doi.org/ 10.5281/zenodo.188016
DOI	https://doi.org/10.5281/zenodo.6213025
persistent identifier	https://treatment.plazi.org/id/03B29530-490A-EC01-FB92-F941FA5C2EFB
treatment provided by	Plazi
scientific name	Drabescus
status

Treatment

Check-list of Drabescus View in CoL species from Papua New Guinea

bicornis n. sp.

bifurcatus n. sp.

brevispinus n. sp.

brunneus Evans, 1972: 198 View in CoL –199, fig. 11j; Zhang & Webb, 1996, figs 431–435, 519. feraminensis Evans, 1972: 198 View in CoL , fig. 11h; Zhang & Webb, 1996, figs 446–449, 534.

gressitti Evans, 1972: 198 View in CoL , figs 11c–e; Zhang & Webb, 1996, figs 436–439, 535.

Key to species of Drabescus View in CoL from Papua New Guinea (3)

1. Aedeagus without basal processes................................................................................................................................ 2 Aedeagus with one or more basal processes ................................................................................................................ 4 2. Aedeagal shaft bifurcate at apex in lateral view ( Fig. 3 View FIGURE 3 C) ................................................. Drabescus bifurcatus View in CoL n. sp. Aedeagal shaft not bifurcate in lateral view ................................................................................................................. 3 3. Pygofer with long lateral process ventroposteriorly, valve ligulate ( Figs 2 View FIGURE 2 A, 2B) .......... Drabescus longispinus View in CoL n. sp. Pygofer without processes, valve semicircular (see Figs 450, 455, Zhang and Webb,1996) ..... Drabescus sirunkensis View in CoL 4. Aedeagus with one or two long processes from base of long preatrium ..................................................................... 5 Aedeagus with short to long processes from near base of shaft ................................................................................... 7 5. Aedeagus with single basal process (see Fig. 447, Zhang and Webb,1996) .......................... Drabescus feraminensis View in CoL Aedeagus with pair of basal processes ......................................................................................................................... 6 6. Aedeagal processes directed posteriorly, straight in lateral view ( Fig. 4 View FIGURE 4 C) .......................... Drabescus bicornis View in CoL n. sp. Aedeagal processes curved basally, each with fine sinuate line dorsally ( Fig. 5 View FIGURE 5 C) ........... Drabescus wauensis View in CoL n. sp. 7. Aedeagus with basal processes extending to level with apex of shaft (see Figs 437, 438, Zhang and Webb,1996)...... ......................................................................................................................................................... Drabescus gressitti View in CoL Aedeagus with processes extending well beyond apex of shaft. .................................................................................. 8 8. Aedeagal processes long; style apical process long (see Figs 432–434, Zhang and Webb,1996) ................................. ....................................................................................................................................................... Drabescus brunneus View in CoL Aedeagal processes moderately long and robust (Fig, 6C); style apical process short (Fig. 6E)................................... .......................................................................................................................................... Drabescus brevispinus View in CoL n. sp.