Neohydatothrips hadrosetae Mound & Marullo

(Figs 30, 49, 71, 75)

Neohydatothrips hadrosetae Mound & Marullo, 1996: 168 .

Female macroptera. Colour: mainly yellowish brown with brown head, median area of pronotum, anterior third of mesonotum, metanotum and fore wing clavus; tergites II– VII extensively light brown except for posterior fourth yellow; fore wing uniformly brown except for small pale spot medially on basal fifth; antennal segments I–II yellow, III light brown, IV–VIII brown.

Structure: Occipital apodeme not confluent with posterior margin of eyes, ocellar area apparently transversely striate; pronotum transversely reticulate with some broader reticles medially and indistinct blotch (Fig. 30); mesonotum transversely reticulate; metanotum reticulate (Fig. 49); metasternal plate with shallow emargination; fore wing first vein with long setae (about 50 microns) and second vein with no setae (Fig. 71), clavus with three unusually stout setae (Fig. 75); comb of microtrichia incomplete on tergites II–VI and complete on VII–VIII; tergite IX with 2 pairs of mid-dorsal setae.

Material studied. Holotype female, COSTA RICA, University of Costa Rica, on Brickellia argyrolepsis, 25.i.1992 (BMNH) .

Comments. This species from Costa Rica remains known only from the holotype. It is very distinctive by its brown pronotum without a distinct blotch and the long fore wing setae.