Colydiopeltis Ślipinski , 1992

Kolibac, Jiri, 2013, Trogossitidae: A review of the beetle family, with a catalogue and keys, ZooKeys 366, pp. 1-194 : 86

Genus Colydiopeltis Ślipinski, 1992 Figs 9 , 16 ; Map 8

Colydiopeltis Ślipiński, S. A. 1992: 444.

Type species.

Colydiopeltis burckhardti Ślipiński, 1992 [by original designation]

Kolibáč, J. 2005: 50. Kolibáč, J. 2006: 111 (phylogeny)

Description.

Body size: 1.5-2.0 mm. Body shape convex (not conglobate). 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 absent. Antennal groove present. Eyes: size moderate. Eyes number: two. Epicranial acumination moderate. Lacinial hooks: two or 1. Galea: shape very small. Galea: ciliate setae absent. Mediostipes-Lacinia fused together. Palpifer: outer edge even. Mandibular apical teeth number: one. Mola present. Penicillus (at base) present (fine, often membranous). Pubescence above mola or cutting edge present. Ventral furrow absent. Basal notch shallow or absent. Labrum-Cranium not fused. Epipharyngial sclerite absent. Lateral tormal process: projection projection curved upwards ( Colydiopeltis ). Ligula: ciliate setae absent. Ligula membranous, not retroflexed, weakly emarginate. Hypopharyngeal sclerite absent. Antenna 8-segmented, sensorial fields absent. Front coxal cavities externally open, internally open. Pronotum transverse. Prepectus present. Middle coxal cavities open. Elytra: long hairs absent. Epipleuron wide. Elytral interlocking mechanism absent, carinae reduced. Elytral punctation regular, scales present. Front tibiae: spines along side reduced. Hooked spur absent, apical spurs not hooked or weakly hooked. Claws: denticle absent. Parasternites number along ventrites III-VII: two. Spiculum gastrale present. Tegmen composed of three parts. Coxitae undivided.

Biology.

Unknown. Species of the genus were collected from forest litter by mass-sampling methods in the dry season.

Distribution.

Thailand.

Species:

Colydiopeltis burckhardti Ślipiński, 1992; Thailand: Chiang Mai (AD)

Ślipiński, S. A. 1992: 449. Kolibáč, J. 2005: 49

Colydiopeltis compactum Ślipiński, 1992; Thailand: NE of Bangkok (AD)

Ślipiński, S. A. 1992: 450

Colydiopeltis loebli Ślipiński, 1992; Thailand: Phetchaburi, Kanchanburi (AD)

Ślipiński, S. A. 1992: 451

Figures

Map 8. A distribution of the tribe Colydiopeltini.

Figure 9. A Peltis (syn. Zimioma, Ostoma) grossa B Peltis (syn. Ostoma) ferruginea C Colydiopeltis loebli D Colydiopeltis compactum E Colydiopeltis burckhardti F Parapeltis australicum G Protopeltis viridescens H cf. Globorentonium plaumanni, Brazil (1 - 3: three different specimens from the same locality).

Figure 16. A-F Colydiopeltis compactum (A ventral surface B procoxal area C head ventrally D detail of mouthparts E protarsus F apex of metatibia with row of spines) G-H Thymalus limbatus (G antenna H apex of protibia with straight spur).