Acrotrichis clareae sp. n.

(Figs. 9A –J)

Habitus Fig. 9A. Length 0.98 mm. Colour dark brownish black, antennae yellowish brown, the two basal segments lighter. Antennomeres 3–11 0.4 mm long Fig. 9 C. Mentum with unusually large number of setae arranged in +/- four rows rather than the usual three Fig. 9 H. Width across eyes 0.38 mm. Pronotum 0.62 mm wide, 0.34 mm long, sides only feebly curved and without a sinuation before the posterior angles Fig. 9 B. Elytra 0.51 mm long, 0.61 mm wide. Mesoventral collar with steeply sloping shoulders and a shallow medial excision in the posterior margin Fig. 9 I; lateral margins of mesoventrum widened anteriorly Fig. 9 G. Posterior margin of metaventrum and metacoxal plates Fig. 9 J.

Male: ventrite six with 12/14 short spines in +/- 2 rows and two prominent setae on either side Fig. 9 F; aedeagus Fig. 9 E.

Female: spermatheca Fig. 9 D.

Etymology. Johnson ms name, dedicated to his wife Clare.

Remarks. The feebly curved side margins of the pronotum and form of the genitalia will quickly distinguish this species.

Type data. Holotype: ♀, Perinet Forest, litter, 12.x.1970, P.M.Hammond (BMNH). Paratypes: 10 examples, same data as holotype.