Pachyjassus basifurcatus, 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 : 14

Pachyjassus basifurcatus gen. et sp. nov.

urn:lsid:zoobank.org:act:FE31A841-0710-4589-AE7B-3690A3AFC5DB

Figs 1B , 4 D–F, 16A–C

Etymology

The species name refers to the basally forked ventral process of the aedeagus.

Material examined

Holotype

MADAGASCAR • ♂; “ MADAGASCAR: Tulear Province , Beza Mahafaly Reserve, Parcelle I near research station, 1–8 February 2002, 23°41.19′ S, 44°35.46′ E, California Acad of Sciences colls: ME Irwin, FD Parker, R. Harin’Hala, malaise trap in dry deciduous forest, elev 165 m, MA-02-14A-14”; CAS.

Paratypes

MADAGASCAR – Toliara • 2 ♂♂; Andohahela National Park, Tsimelahy , Parcelle II; 24°56.21′ S, 46°37.60′ E; alt. 180 m; 15–26 Feb. 2003; M. Irwin, F. Parker and R. Harin’Hala leg.; Malaise trap; transitional forest; MA-02-20-16; INHS • 1 ♂; same collection data as for preceding; 26 Jan.–5 Feb. 2003; MA- 02-20-14; CAS • 1 ♀; Andohahela National Park, Ihazofotsy Parcelle III; 24°49.85′ S, 46°32.17′ E; 24 Feb.–6 Mar. 2003; M. Irwin, F. Parker and R. Harin’Hala leg.; alt. 80 m; Malaise trap; in dry spiny forest; MA- 02-21-11; INHS .

Description

Length of male 7.0– 7.7 mm, female 8.6 mm. Color and structural features as described for genus; venter including face mostly dull stramineous, except ventral surface of antennal ledge and anterolateral margin of pronotum below carina dark brown. Hind tibial rows PD, AD and AV with 17–18, 11–12 and 14–16 macrosetae, respectively. Style apophysis somewhat broadened near midlength, without preapical projection. Connective with anterior margin roundly produced.Aedeagus with atrium disc-like, shaft strongly compressed, arising from dorsum of atrium, extended posterad, then strongly recurved, somewhat expanded distally, apex obliquely rounded, gonopore on posterior surface of apex; long ventral process arising from ventral end of atrium, forked near base, with two parallel and somewhat asymmetrical branches extended posterodorsad nearly to level of shaft apex. Female sternite VII with posterior margin broadly angulately emarginate. Ovipositor as described for genus.

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. 4. Pachyjassus gen. nov., Pallijassus gen. nov. and Petalojassus gen. nov. – A–C. Pachyjassus alatus sp. nov. A. Genital capsule, lateral view. B. Genitalia, lateral view. C. Same, ventral view. – D–F. Pachyjassus basifurcatus sp. nov. D. Genital capsule, lateral view. E. Genitalia, lateral view. F. Same, ventral view. – G–I. Pachyjassus ranomafanensis sp. nov. G. Genital capsule, lateral view. H. Genitalia, lateral view. I. Same, ventral view. – J–M. Pallijassus reticulatus (Evans, 1959). J. Genital capsule, lateral view. K. Genitalia, lateral view. L. Same, ventral view. M. Aedeagus, posterior view. – N–P. Pallijassus stenospatulatus (Evans, 1959). N. Genital capsule, lateral view. O. Genitalia, lateral view. P. Same, ventral view. – Q–T. Petalojassus ochrescens sp. nov. Q. Genital capsule, lateral view. R. Genitalia, lateral view. S. Same, ventral view. T. Aedeagus, posterior view. Photos not to scale.