Selangomonus undulatus, Wei & Webb & Dai, 2025

Wei, Xingtao, Webb, Michael D. & Dai, Wu, 2025, Review of the Asian leafhopper genus Scaphomonus Viraktamath (Hemiptera: Cicadellidae: Deltocephalinae: Scaphoideini) with description of a new genus and new species, European Journal of Taxonomy 989, pp. 215-244 : 237

Selangomonus undulatus gen. et sp. nov.

urn:lsid:zoobank.org:act:4C88A533-ABB4-4A82-AB64-6E315EA61974

Fig. 12

Etymology

The specific epithet name is derived from the Latin adjective ‘ undulatus , - a, - um ’ (= ‘wavy’), referring to the apically sinuate aedeagal shaft.

Type material

Holotype

MALAYSIA • ♂; Selangor, Bangi , forest; 24 Jun.–1 Aug. 1980; M. R. Wilson leg.; BMNH.

Paratypes

MALAYSIA • 1 ♂, 5 ♀♀; same data as for holotype; BMNH .

Description

MEASUREMENTS (mm). Body length. ♂: 4.4; ♀: 4.4–4.5.

COLOURATION. Colour and external features as in generic diagnosis.

MALE GENITALIA. Pygofer side longer than basal width in lateral view, without processes. Subgenital plates moderately long, approximately 3 times as long as basal width, bearing 9 long uniseriate lateral macrosetae. Connective with stem short, arms divergent, approximately twice length of stem; a lightly sclerotized area on each side basally. Aedeagal shaft elongate, approximately 4 times as long as connective, evenly tapered to acute apex and sinuate distally, in lateral view; gonopore apical on dorsal surface; basal apodeme very short; preatrium long.

Distribution

Peninsular Malaysia.

Remarks

This new species can be distinguished by its moderately long subgenital plates and aedeagal shaft evenly tapered to acute apex and sinuate distally, in lateral view.

Figures

Fig. 12. A–C, E–K. Selangomonus undulatus gen. et sp. nov., holotype, ♂ (BMNH). D. Specimen ♀ (BMNH), A–B. Habitus, dorsal and lateral views respectively. C. Face, ventral view. D. Pregenital (VII) sternite. E. Style, ventral view. F–G. Aedeagus and connective, lateral and ventral view respectively. H–I. Connective, lateral and ventral view respectively. J. Male pygofer and anal tube, lateral view. K. Subgenital plates and valve, ventral view.