Clavister deplanatus Besuchet & Hlaváč 2011, sp. nov.

Clavister deplanatus sp. nov.

(Figs. 1, 5)

Type material (4 JJ). HOLOTYPE: J, FIJI: TAVEUNI: L. Tagimaucia track, 400 m, 17.vii.1987, leg. G. Monteith & D. Cook. With Ant Plant: Squamellaria sp. (QMBA). PARATYPES: 1 J, the same data as holotype but collected on 17.vii. 1987, 700 m (QMBA); 2 JJ, FIJI: VANUA LEVU: Savusavu Saddle, 500 m, 26.x.1977, leg. G. Kuschel. On Hydnophytum with Philidris nagasau (Mann, 1921) (MHNG).

Description. Body (Fig. 1) about 1.7 mm long, maximum width of elytra about 1.2 mm. Head (length 0.40 mm, width 0,61 mm), ventrally about 1.5 times as wide as long, dorsal part of eyes with about 17 facets, ventral part of eyes with about 7 facets. Antennae with terminal antennomere 0.28 mm long. Pronotum 2.75 times as long as dorsally visible part of head and 2.5 times as wide as long. Elytra about 2.35 times wider than long at suture, with short oblique striae meeting sutural corners at base.Abdomen with only the composite tergite visible dorsaly, with large basal depression reaching apical third of composite tergite; composite tergite bearing four bunches of trichomes (Fig. 1.) as follows: first bunch of trichomes narrow, situated on extension of pleurite I, another narrow bunch of trichomes is located nearby first one, large triangular bunch of trichomes in debth and perpendicular bunch of trichomes located at posterior margin of composite tergite. Mesotibiae with minuscule, but sharp and well-defined spine located in apical fourth. Aedeagus as in Fig. 5, 0.48 mm long.

Sexual dimorphism. Female unknown.

Etymology. The name refers to flat body of the species.

Host ant. Philidris nagasau (Mann, 1921).

Distribution. Fiji, Taveuni and Vanua Levu Islands.