Thripidae: Sericothripinae: Neohydatothrips diana

Recognition data

Distinguishing features

Macropterous, strongly bicoloured; head brown with postoccipital region and anterior half of pronotum yellow; pronotal blotch and pteronota, also meso and metasternum, dark brown; abdominal segments I–VI yellow, VII–X dark brown; legs mainly brown; forewings with pale sub-basal area then uniformly light brown. Head with occipital carina close to eyes; ocellar triangle irregularly sculptured; ocellar setae III within anterior margins of triangle; three pairs of postocular setae, median pair long and arising near posterior ocelli; postoccipital region transversely striate. Pronotum anterior third transversely reticulate without internal markings; blotch transversely striate with many markings between the major lines. Mesonotum and metanotum with many linear markings between major sculpture lines, metanotal reticulation equiangular to linear. Metasternal anterior margin with shallow emargination. Forewing with one or two setae distally on second vein, apparently displaced from first vein; wing apex with sub-apical lobe well developed. Tergites I–VI medially without marginal microtrichia; antecostal ridge interrupted medially on tergite I. Sternites II–VII medially without marginal microtrichia, a few discal microtrichia extend mesad of setae S1 near posterior margin. Male similar to female, sternites without pore plates.

Related and similar species

Among the nine Neohydatothrips known from Australia, this species appears to one of a group that is associated with the leaves of native Fabaceae, and in which the forewing bears a sub-apical lobe.

Distribution data

Eastern Australia, recorded from Canberra and Brisbane.

Biological data

Host plants

Dyllwynia seeberi amd Pultenaea procumbens (Fabaceae)

Life history

Feeding and breeding on leaves of low-growingplants

Taxonomic data

Current valid name

  • Neohydatothrips diana (Girault)

Original name and synonyms

  • Sericothrips diana Girault, 1929

Australian Species A-Z