dcsimg

Description

provided by Zookeys
Body size: about 4.5–7.0 mm. Body shape flat. Gular sutures wide, convergent at apex. Frontoclypeal suture absent. Frons: longitudinal groove or depression absent. Cranium ventrally: tufts of long setae at sides absent. Submentum: ctenidium present. Antennal groove present. Eyes: size large, dorsal. Eyes number: four. Epicranial acumination moderate. Lacinial hooks absent. Galea: shape clavate. Galea: ciliate setae absent. Mediostipes-Lacinia partially fused. Palpifer: outer edge denticulate. Mandibular apical teeth number: two, horizontally situated. Mola absent. Penicillus (at base) present (fine, often membranous). Pubescence above mola or cutting edge absent. Ventral furrow absent. Basal notch shallow or absent. Labrum-Cranium not fused. Epipharyngial sclerite absent. Lateral tormal process: projection projection not developed (all remaining). Ligula: ciliate setae absent. Ligula rigid, weakly retroflexed, weakly emarginate. Hypopharyngeal sclerite consisting of two separate parts. Antenna 10-segmented. Antennal club asymmetrical, sensorial fields present. Front coxal cavities externally closed, internally open. Pronotum transverse. Prepectus absent. Middle coxal cavities open. Elytra: long hairs absent. Epipleuron thin. Elytral interlocking mechanism present, carinae reduced. Elytral punctation regular, scales absent. Wing: radial cell oblong (or reduced), wedge cell absent, cross vein MP3-4 absent, cross vein AA1+2-3+4 present. Front tibiae: spines along side reduced. Hooked spur present. Claws: denticle absent. Parasternites number along ventrites III–VII: one. Spiculum gastrale absent. Tegmen composed of three parts. Coxitae undivided.
license
cc-by-3.0
copyright
Jiří Kolibáč
bibliographic citation
Kolibáč J (2014) Trogossitidae: A review of the beetle family, with a catalogue and keys ZooKeys 366: 1–194
author
Jiří Kolibáč
original
visit source
partner site
Zookeys

Distribution

provided by Zookeys
South-eastern Asia including Indonesia, Laos, Vietnam (numerous modern unpublished records). Often recorded together with species of Xenoglena.
license
cc-by-3.0
copyright
Jiří Kolibáč
bibliographic citation
Kolibáč J (2014) Trogossitidae: A review of the beetle family, with a catalogue and keys ZooKeys 366: 1–194
author
Jiří Kolibáč
original
visit source
partner site
Zookeys