Cissidium losbanos sp. nov.

urn:lsid:zoobank.org:act: A843A921-A7D6-460C-8D0E-143329B50207

Figs 4D, 95

Etymology

Named after the Mount Makiling National Reserve, in the Municipality of Los Banos, in Laguna Province of the Philippines, where the insects were collected. Noun in apposition.

Material examined

Holotype PHILIPPINES • ♀; Los Banos, Makiling Forest; 27–28 Sep. 1981; in rotten wood; M. Darby leg.; BMNH.

Paratypes PHILIPPINES • 7 ex.; same collection data as for holotype; two mounted verso; BMNH .

Description

SIZE. Habitus (Fig. 95A), length 0.94 mm.

COLOUR. Yellow brown, antennae, legs and pubescence paler.

HEAD. With a sharply defined transverse depression behind the eyes, width across eyes 0.27 mm; antennomeres III–XI length 0.46 mm, III–IX length 0.30 mm, X–XI length 0.16 mm globular; mentum and prementum with distinctive sculpturing (Fig. 4D).

PRONOTUM. Length 0.28 mm, width 0.44 mm, densely pubescent, without foveolae and foveae; lateral margins shallowly angled, bordered, the borders extending narrowly along the entire posterior margin, hind angles sharp, acute, posterior border without emargination opposite the scutellum (Fig. 95B).

ELYTRA. Length 0.58 mm, width 0.49 mm, pubescent, foveolate contrasting with the pronotum.

MESOVENTRITE. Collar with tapering medial extension onto mid-keel; mid-keel and keel fused without projecting anterior and posterior corners, strongly and coarsely sculptured, tapering to a point posterior to the mid-point of the mesocoxae; mesoventral lateral margins evenly rounded in posterior half without serrations; humeri a clear extension of the collar, narrow, barely toothed (Fig. 95C).

METAVENTRITE. Length 0.18 mm, sparsely pubescent, disc simple, width across spines 0.14 mm; posterior margins of mesocoxal borders without serrations.

WINGS. Macropterous.

GENITALIA. Female spermatheca globular. Male aedeagus as Fig. 6 Ia–b.

Remarks

The only species of Cissidium in this group from the Philippines.