Stirellus rotundus (Pruthi)

Shah, Bismillah, Naveed, Hassan & Duan, Yani, 2020, A new species and four new records of Stirellus Osborn & Ball (Hemiptera Cicadellidae: Deltocephalinae: Stenometopiini) from Pakistan with a revised key to species, Zootaxa 4895 (3), pp. 398-410 : 404-406

Stirellus rotundus (Pruthi) n. rec.

( Fig. 4 )

Arya rotunda Pruthi, 1930: 40.

Measurement. Male: 4.0mm.

Description. Coloration. Pale to greyish ( Fig. 4 A–D). Crown reddish-yellow ( Fig. 4A, 4C ). Eye and ocellus black ( Fig. 4B, 4D ). Pronotum with transverse darker greyish shade ( Fig. 4A, 4C ). Face light brown. Frons with reddish-brown transverse striae in lateral area ( Fig. 4D ). Forewing brown or stramineous, with brownish venation ( Fig. 4 A–B). Legs brown. Abdomen black both dorsally and ventrally in males ( Fig. 4 A–B).

Morphology. Crown longer than width between eyes, rounded at anterior margin ( Fig. 4A, 4C ). Eye large, oblique, and projected over pronotal angles laterally ( Fig. 4 A–D). Ocellus placed at anterior margin of vertex near eye, barely visible from above ( Fig. 4D ). Face as long as wide. Antennae long and thin. Pronotum a little longer than vertex with the posterior margin slightly concave ( Fig. 4A, 4C ). Scutellum with a transverse impression in middle.

Male genitalia. Pygofer considerably produced in posterior direction ( Fig. 4E ). Subgenital plate large, triangular, with a row of uniseriate macrosetae ( Fig. 4F ). Valve triangular. Style narrow with digitate apophysis, laterally curved ( Fig. 4F ). Connective with arms well separated, stem slightly shorter than arms ( Fig. 4F ). Aedeagal shaft long, slender, parallel to aedeagal base, slightly sinuate, tip pointed, curved dorsad, gonopore apical ( Fig. 4 G–H).

Material examined. Pakistan: Azad Kashmir : 1³, Muzaffarabad, 34°21′44.1144 N, 73°27′10.62 E, sweeping hand net, 14 August 2019, coll. Bismillah Shah.

Distribution. Pakistan, India.

Remarks. Pruthi (1930) described this species for the first time from India. This is the first record of the species from Pakistan.

Figures

FIG. 4. Stirellus rotundus (Pruthi) n. rec. A: habitus, dorsal view; B: habitus, lateral view; C: head and thorax, dorsal view; D: face; E: male pygofer, lateral view; F: subgenital plates, valve, styles and connective, dorsal view; G: aedeagus, dorsal view; H: aedeagus, lateral view.