Storicricha umbella Darby, 2019, sp. nov.

Storicricha umbella sp. nov.

urn:lsid:zoobank.org:act: A1094C0A-72D5-4048-9ACE-926CF1D0F21C

Fig. 24

The fan-shaped form of the spermathecal pump distinguishes this species and is unique amongst Ptiliidae.

Refers to the form of the spermathecal pump.

Holotype MALAYSIA-BORNEO • ♂; Sarawak, 4th division, Gunung Mulu National Park; 800–1700 m a.s.l.; 29 Apr. 1978; I. Hanski leg., BM 1978-524; pitfall trap fish bait, LMR forest slope 4-6; BMNH.

Paratypes MALAYSIA-BORNEO • 5 specs (two mounted disarticulated on the slides); same data as for holotype; BMNH • 4 specs; same data as for holotype; Mar.–Aug. 1978; traps 1–6; BMNH.

SIZE. Habitus (Fig. 24A), length 0.67 mm.

COLOUR. Dark brown, covered with fine overlapping pale pubescence.

HEAD. Distance across eyes 0.29 mm; antennomeres III–XI, length 0.34 mm; mentum and submentum chaetotaxy (Fig. 24G).

PRONOTUM. Length 0.21 mm, 0.45 mm hind angles acute (Fig. 24B).

ELYTRA. Length 0.49 mm, width 0.48 mm.

VENTRUM. Mesoventrum reticulate, without pubescence, lateral margins short, slightly concave, keel obliterated before meeting collar and terminating posteriorly in a fine point between the mesocoxae (Fig. 24F). Metaventrum reticulate, pubescent, posterior margin reduced to two sharp points between the metacoxae (Fig. 24F).

ABDOMEN. Pygidium lateral teeth and apical point obscured, anterior border with row of setae (Fig. 24H).

FEMALE GENITALIA. Spermatheca (Fig. 24D).

MALE GENITALIA. Aedeagus (Fig. 24E).