Micridium boliviense sp.n.

(Figs. 11, 19, 35, 49, 73)

Habitus Fig. 11. Length 0.63 mm. Colour: dusky yellow, head a little darker, pubescence, legs and antennae pale yellow. Antennomeres 3–11 length 0.20 mm, 4–8 ovoid. Head with group of shallow depressions on disc. Width across eyes 0.18 mm. Mentum narrowed to base, sides straight, submentum with 3 setae, Fig.35. Pronotum with two distinct linear depressions in basal half converging anteriorly, sides evenly rounded, length 0.16 mm, width 0.23 mm, Fig. 19. Elytra widest at middle, length 0.36 mm, width 0.27 mm. Mesoventrum: keel narrow between mesocoxae, Fig. 49. Mesepiventra without clear reticulation, evenly rounded to mesocoxae, Fig. 49. Metaventrum: metepiventral sutures not reaching posterior margin, posterior intercoxal process shallowly concave. Wings absent.

Male: not known.

Female: spermatheca in the form of the number 8, Fig. 73.

Etymology. Named after the country where the insect was found.

Diagnosis. The form of the pronotal linear depressions, the absence of wings, and the shape of the spermatheca distinguish the species.

Type data: Holotype: ♀, Bolivia, Santa Cruz dep. W. Amboro NP Barientos, BOL / Nov 2013/13, 1583m, 29.xi, sifting litter palms, S. 18° 06' 11" E. 63° 48' 09", Winkler app. extr. P. Baňař lgt. (UASC) .