Peltonyxa
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Ordo: Coleoptera
Familia: Trogossitidae
Name
Peltonyxa Reitter, 1876 – Wikispecies link – Pensoft Profile
- Peltonyxa Reitter, E. 1876: 46.
Type species
Peltonyxa deyrollei Reitter, 1876 [by monotypy]
Léveillé, A. 1910: 24. Kolibáč, J. 2005: 76 (redescription). Kolibáč, J. 2006: 111 (phylogeny). Kolibáč, J. 2010: 35 (key). Matthews, E. G. 1992: 3
Floricateres Crowson, 1970 [Type species: Floricateres pusillus Crowson, 1970]
Crowson, R. A. 1970: 10. Kolibáč, J. 2005: 76 (syn. Floricateres)
Description
Body size: about 3.5 mm. Body shape flat. Gular sutures wide, subparallel. Frontoclypeal suture broadly emarginate. Frons: longitudinal groove or depression absent. Cranium ventrally: tufts of long setae at sides absent. Submentum of males: ctenidium present. Antennal groove present. Eyes: size moderate. Eyes number: two. Epicranial acumination moderate. Lacinial hooks absent. Galea: shape very small. Galea: ciliate setae absent. Mediostipes-Lacinia not fused. Palpifer: outer edge even. Mandibular apical teeth number: two, horizontally situated. Mola absent. Penicillus (at base) absent. Pubescence above mola or cutting edge absent. Ventral furrow absent. Basal notch moderate. Labrum-Cranium not fused. Epipharyngial sclerite absent. Lateral tormal process: projection projection reduced or absent (Promanus). Ligula: ciliate setae absent. Ligula membranous, not retroflexed, deeply emarginate. Hypopharyngeal sclerite H-shaped. Antenna 9-segmented. Antennal club weakly asymmetrical, sensorial fields absent. Front coxal cavities externally open, internally open. Pronotum transverse. Prepectus present. Middle coxal cavities open. Elytra: long hairs absent. Epipleuron moderate. Elytral interlocking mechanism absent, carinae conspicuous or reduced. Elytral punctation regular, scales absent. Wing: radial cell moved down, often small, wedge cell absent, cross vein MP3-4 absent, cross vein AA1+2-3+4 absent. Front tibiae: spines along side moderate. Hooked spur present. Claws: denticle absent. Spiculum gastrale present. Tegmen composed of three parts. Coxitae divided.
Biology
Peltonyxa pusillus was collected on the flowers of Bursaria (Crowson 1970[1]). South Australian species occur in the sclerophyll and Eremaean zones (Matthews 1992[2]).
Distribution
Australia: South Australia, New South Wales, Victoria.
Species:
Peltonyxa australis Blackburn, 1891; S Australia (AL)
Léveillé, A. 1910: 24
Peltonyxa deyrollei Reitter, 1876; Australia (AL)
Léveillé, A. 1910: 24. Kolibáč, J. 2005: 76. Reitter, E. 1876: 46
Peltonyxa invalida Blackburn, 1902; Australia („Nov. Gall. mer.”) (AL)
Léveillé, A. 1910: 24
Peltonyxa pubescens Blackburn, 1891; Australia: Victoria (AL)
Léveillé, A. 1910: 24
Peltonyxa pusillus Crowson, 1970; Australia: NSW (RAC)
Crowson, R. A. 1970: 11 (Floricateres)
Taxon Treatment
- Kolibáč, J; 2013: Trogossitidae: A review of the beetle family, with a catalogue and keys ZooKeys, 366: 1-194. doi
Other References
- ↑ Crowson R (1970) Further observations on Cleroidea (Coleoptera). Proceedings of the Royal entomological Society of London (B) 39: 1-20.
- ↑ Matthews E (1992) A guide to the genera of beetles of South Australia. Part 6 Polyphaga: Lymexyloidea, Cleroidea and Cucujoidea. In: Thurmer J (Ed) Special Educational Bulletin Series (No 9), South Australian Museum, Adelaide, 75 pp.
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