Cissidium mussardi, Darby, 2020

Cissidium mussardi View in CoL sp. nov.

urn:lsid:zoobank.org:act:3761B099-6D14-45B6-A257-E8AA5BFB35BF

Fig. 36 View Fig

Etymology

Johnson ms name after the collector.

Material examined

Holotype SRI LANKA • ♀; Hatton ; 1400 m a.s.l.; 9 Feb. 1970; Mussard, Besuchet and Löbl leg.; MMUE . Paratypes SRI LANKA • 1 ♀, 2 ♂♂; same collection data as for holotype; 1 ♀, 1 ♂ mounted verso; MMUE • 1 ♀; Sabaragamuwa, 2 miles east of Kalawana ; 20 Jan. 1970; Mussard, Besuchet and Löbl leg.; BMNH .

Description

SIZE. Habitus ( Fig. 36A View Fig ), length 0.82 mm.

COLOUR. Dark brown, antennae, legs and pubescence dusky yellow, shining.

HEAD. With a narrow linear depression between the eyes, width across eyes 0.24 mm; antennomeres III–XI length 0.33 mm, III–IX length 0.21 mm, X–XI length 0.12 mm; mentum as Fig. 4B. View Fig

PRONOTUM. Length 0.19 mm, width 0.30 mm, sparsely pubescent, with a row of ± fifteen shallow, setae bearing foveae along the posterior margin; sides sharply rounded then parallel-sided for a short distance before the rounded rectangular hind angles, lateral borders continuing along basal margin to the wellmarked median emargination opposite the scutellum ( Fig. 36B View Fig ).

ELYTRA. Length 0.51 mm, width 0.46 mm, more densely pubescent than the pronotum, the setae arising from clearly marked circular raised pits.

MESOVENTRITE. With a shallowly raised reticulation, collar without a clearly marked median extension onto the mid-keel; mid-keel wide, slightly narrower anteriorly, the posterior angles with short raised carinae to the mesocoxal anterior margins; keel strongly sculptured, with ± ten setae, widest anteriorly then broadly tapering to termination with a small concave emargination between the mesocoxae, mesocoxae not contiguous; mesoventral lateral margins angulate, effaced posteriorly; humeri very short, bluntly toothed ( Fig. 36C View Fig ).

METAVENTRITE. Length 0.17 mm, sparsely pubescent, disc simple, width across spines 0.1 mm, spines small, short, posterior margins of mesocoxal cavities not serrate.

WINGS. Macropterous.

GENITALIA. Female spermatheca globular.

Remarks

The only species of Cissidium from Sri Lanka in this group.