Petalojassus ochrescens, 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 : 19-20

Petalojassus ochrescens gen. et sp. nov.

urn:lsid:zoobank.org:act:88482295-0FE0-455E-B2B1-8BDD4198F754

Figs 1E , 4 Q–T, 16J–L

Etymology

The species name refers to the ochraceous dorsal coloration.

Material examined

Holotype

MADAGASCAR • ♂; “ MADAGASCAR: Province Fianarantsoa, Parc National Ranomafana, Belle Vue at Talatakely , elev 1020 m, 14–23 April 2002, 21°15.99′ S, 47°25.21′ E, coll: M. Irwin, R. Harin’Hala, California Acad of Sciences , malaise, secondary tropical forest MA-02-09C-25”; CAS.

Paratypes

MADAGASCAR – Fianarantsoa • 1 ♂; Parc National Ranomafana , radio tower at forest edge ; 21°15.05′ S, 47°24.43′ E; alt. 1130 m; 16 Oct.–8 Nov. 2001; M. Irwin and R. Harin’Hala leg.; Malaise trap; mixed tropical forest; MA-02-09B-01; INHS • 1 ♀; 50 km S of Farafangana, Mahabo Mananivo, Ampitavananima Forest ; 23°7.79′ S, 47°43.02′ E; alt. 34 m; 27 Dec. 2007 – 3 Jan. 2008; M. Irwin, F. Parker and R. Harin’Hala leg.; Malaise trap; in low altitude littoral rainforest; MG-35-46; CAS • 1 ♀; Ranomafana JIRAMA water works; 21°14.91′ S, 47°27.13′ E; alt. 690 m; 21–28 Jan. 2002; M. Irwin and R. Harin’Hala leg.; Malaise trap; near river; MA-02-09D-13; CAS .

Descripton

Length of male 6.9–7.0 mm; female 7.5–8.3 mm. Dorsum with paired black spots on posterolateral corner of pronotum, forewing with large, symmetrical, bilobed, transcommissural olive green marking covering most of clavus and part of corium. Hind tibial rows PD, AD and AV with 21–23, 13 and 13–16 macrosetae, respectively. Style apophysis somewhat broadened near midlength, gradually curved dorsad, coarsely denticulate ventrally, apex obliquely tapered. Aedeagus with atrium shield-like; shaft arising medially from dorsal part of atrium, very short and slender, curved dorsad, gonopore apical; large process arising from ventral part of atrium to right of shaft, curved dorsad and surpassing shaft apex, apex flattened and tapered to sharp point; second poorly sclerotized process arising from right ventrolateral corner of atrium, slightly shorter than first ventral process. Female abdominal sternite VII with lateral lobes much narrower than median lobe. 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.