Hydatothrips volcano Mound & Marullo

(Fig. 8)

Hydatothrips volcano Mound & Marullo, 1996: 162 .

Female macroptera. Colour: body mainly brown, tergite VI pale, tergite X yellowish brown also posterior area of metathorax; fore wing brown with pale sub-basal area and paler suffused brown area medially; antennal segment I yellow, II pale, III yellow with apical third light brown, IV yellow on basal half and increasingly darker towards apex, V–VIII brown; femora brown, except apex of fore femora, fore tibiae yellowish brown with brown suffused area medially, mid and hind tibiae brown with apex and base light brown.

Structure: Occipital apodeme confluent with posterior margin of eyes (Fig. 8), ocellar area transversely striate with internal markings; pronotum anterior area transversely reticulate with markings between the major lines, blotch distinct; mesonotum transversely striate (Fig. 8), metanotum with transverse striae on anterior half and longitudinal striae on posterior half; fore wing second vein with two setae; posteromarginal comb on tergites II–VI with minute teeth medially, VII with medium-sized teeth medially, VIII complete; tergite IX with 2 pairs of middorsal setae. Sternites III–V and VII without microtrichia medially, VI with a few rows of microtrichia medially.

Material studied. Holotype female, COSTA RICA, Braulio Carrillo National Park, Volcan Barba Station (2500 m), on Malaise trap, vi.1990 (BMNH).

Comments. The only known specimen of this species was collected from a trap, and there is no further information about its biology. It is similar to H. sternalis, but larger, darker and without microtrichia medially on abdominal sternites.