Nesothrips aoristus Mound, 1974 a: 68

This species remains known only from the original series of three females and two males that were collected in South Australia, south of Adelaide. The head bears a pair of prominent postocellar setae that are similar in position and size to those of lativentris, the major setae on the pronotum are unusually stout as are the median setae on the metanotum .

Diagnosis. Micropterous with very short fore wing lobe; body, legs and antennae dark brown, pedicel of antennal segment III yellow; head slightly longer than wide, postocellar and postocular setae long and dark; pronotum with 5 pairs of long, stout dark setae; metanotal median setae long and stout; pelta with large median lobe and slender lateral wings; tergites III–VII with one pair of weakly sigmoid wing-retaining setae, discal area with one pair of small setae medially and one pair laterally; tergite IX with the ventro-lateral pair of setae, S3, unusually short and stout. Male smaller than female, large male with L-shaped fore femora and large fore tarsal tooth; tergite IX setae S3 longer than S2.