Platyjassella emarginata, Dietrich & Magalhães & Takiya, 2020

Dietrich, Christopher H., Magalhães, Raysa Brito de & Takiya, Daniela M., 2020, Revision of the endemic Malagasy leafhopper tribe Platyjassini (Hemiptera: Cicadellidae: Iassinae), European Journal of Taxonomy 695, pp. 1-89 : 35-36

Platyjassella emarginata gen. et sp. nov.

urn:lsid:zoobank.org:act:D40BB83D-8E93-40CD-AC65-08FAFD583ED5

Figs 1T , 7 O–R

Etymology

The species name refers to the emarginate male pygofer lobe.

Material examined

Holotype

MADAGASCAR • ♂; “ MADAGASCAR: Province Antananarivo, 46 km NE of Ankazobe: Ambohitantely, 18°11.88′ S, 47°16.89′ E, 1–14 November 2004, California Acad of Sciences, coll: M. Irwin, R. Harin’Hala, malaise trap - in sclerophyl forest, elev 700 m MA-27-20”; CAS.

Description

Length of male 6.5 mm (female unknown). Dorsal coloration stramineous, lateral margin of pronotum and costal margin of forewing paler. Crown distinctly shorter than pronotum, anterior margin parabolic, lateral extensions overlapping ~¼ of eye margin. Hind tibial rows PD, AD and AV with 18, 12 and 13 macrosetae, respectively. Male pregenital sternite with posterior margin convex. Pygofer lobe short, without process, with conspicuous preapical posteroventral emargination. Style apophysis with ventral denticuli moderately coarse, ventral margin appearing serrate, apex in lateral view broadened and truncate, with attenuate dorsoapical extension. Connective narrowly Y-shaped, stem longer than arms. Aedeagus with atrium V-shaped in posterior view, shaft simple, tubular, tapered, apex with pair of asymmetrical processes arising from right side, one curved dorsomesad over gonopore, the other extended ventrolaterad, gonopore apical.

Figures

Fig. 1. Platyjassini, dorsal and lateral habitus of males. A. Pachyjassus alatus sp. nov. B. Pachyjassus basifurcatus sp. nov. C. Pachyjassus ranomafanensis sp. nov. D. Pallijassus stenospatulatus (Evans, 1959). E. Petalojassus ochrescens sp. nov. F. Phaiojassus acutus sp. nov. G. Phaiojassus bispinosus sp. nov. H. Phaiojassus constrictus sp. nov. I. Phaiojassus grandis sp. nov. J. Phaiojassus spatulatus sp. nov.K. Phaiojassus undulatus sp. nov. L. Phaiojassus unispinosus sp. nov. M. Pictojassus kirindiensis sp. nov. N. Pictojassus productus sp. nov. O. Pictojassus tulearensis sp. nov. P. Platyjassella ancora sp. nov. Q. Platyjassella andohahelensis sp. nov. R. Platyjassella attenuata sp. nov. S. Platyjassella cormorana sp. nov. T. Platyjassella emarginata sp. nov. U. Platyjassella immaculata sp. nov. Scale bars = 1 mm.

Fig. 7. Platyjassella gen. nov. – A–D. Platyjassella ancora sp. nov. A. Genital capsule, lateral view. B. Genitalia, lateral view. C. Same, ventral view. D. Aedeagus, posterior view. – E–G. Platyjassella andohahelensis sp. nov. E. Genital capsule, lateral view. F. Genitalia, lateral view. G. Same, ventral view. – H–K. Platyjassella attenuata sp. nov. H. Genital capsule, lateral view. I. Genitalia, lateral view (aedeagal shaft broken near midlength). J. Same, ventral view. K. Aedeagus, posterior view. – L–N. Platyjassella cormorana sp. nov. L. Genital capsule, lateral view. M. Genitalia, lateral view. N. Same, ventral view. – O–R. Platyjassella emarginata sp. nov. O. Genital capsule, lateral view. P. Genitalia, lateral view. Q. Same, ventral view. R. Aedeagus, posterior view. – S–U. Platyjassella immaculata sp. nov. S. Genital capsule, lateral view. T. Genitalia, lateral view. U. Same, ventral view. Photos not to scale.