Stirellus Osborn & Ball, 1902

Duan, Yani, Webb, M. D. & Zhang, Yalin, 2016, Review of the leafhopper tribe Stenometopiini (Hemiptera: Cicadellidae: Deltocephalinae) from China with description of four new species, Zootaxa 4171 (1), pp. 101-138 : 106

Stirellus Osborn & Ball, 1902

Arya Distant, 1908: 338. Type species: Ayra rubrolineata Distant, 1908 .

Viridomarus Distant, 1918: 69 . Type species: Viridomarus capitatus Distant, 1918 . Bituitus Distant, 1918: 70 . Type species: Bituitus projectus Distant, 1918 .

Nandidrug Distant, 1918: 74 . Type species: Nandidrug speciosus Distant, 1918 . Paivanana Distant, 1918: 95 . Type species: Typhlocyba indra Distant, 1908 .

Body. Ocellus on anterior margin or slightly below anterior margin. Frontoclypeus not tumid, clypeal sulcus prominent. Forewing usually with three anteapical cells, inner anteapical cell open basally.

Male. Pygofer side with short tooth on apical half near ventral margin. Segment X long, sclerotized dorsally and laterally. Valve long, triangular. Style preapical angle distinct. Connective Y-shaped or H-shaped. Aedeagus base triangular, shaft strongly curved dorso-anteriorly.

Distribution. Worldwide.

Remarks. The species of this genus are a very homogenous assemblage and have been placed in various genera at one time or another based on external appearance, including the five genera synonymised here, i.e., Arya Distant, Bituitus Distant , Nandidrug Distant , Paivanana Distant and Viridomarus Distant (see also generic synonymy and introduction).