Helotrephes australis, Zettel & Polhemus, 1998

Jehamalar, Eyarin, Chandra, Kailash & Zettel, Herbert, 2018, New species and first record of Helotrephes from India, and a check-list of Indian Helotrephidae (Hemiptera: Heteroptera), Acta Entomologica Musei Nationalis Pragae 58 (1), pp. 243-248 : 245

Helotrephes australis species group

Diagnosis (modified from ZETTEL & POLHEMUS 1998): Small species, body length 2.4–2.8 mm. Cephalonotum with dense, medium sized punctation, matt. Hind margin of cephalonotum laterally without tubercles. Pronotal plate posteriorly not dilated, in most species with a deep and broad incision. Prosternal carina with acute posterior angle, emarginated posteriorly. Male genitalia: aedeagus slender, without apical plate; right paramere very slender; left paramere relatively broad. Female with rounded or truncate (never stalked) middle lobe of subgenital plate.