Chameloscyphon Watts, 2011

Watts, C. H. S., Bradford, T. M. & Cooper, S. J. B., 2021, A new genus, Perplexacara, and new generic placements of species of Australian marsh beetles (Coleoptera: Scirtidae) based on morphology and molecular genetic data, Zootaxa 4927 (4), pp. 539-548 : 542

Chameloscyphon Watts, 2011

Diagnosis. Length 3–4mm; elongate; legs stout; head recumbent; eyes small, distance from subgenal ridge to bottom of eye a little more than diameter of eye, subgenal ridge without buttonhole; antenna without enlarged scape, antennomeres 2 & 3 not reduced; labial palpi straight (sensu Watts & Zwick (2019)); mandible with one strong tooth, molar without small spines; pronotum transverse, anterolateral angles rounded; pronotal process broad at apex, corresponding notch in mesoventrite well marked; mesoventral process about twice as wide as long; mesepisternum smooth. Penis short; trigonium short, broad, anterior angles each with a short hook; tegmen without styli (Fig. 65 in Watts 2011). Female micropterous, with disc of pronotum deeply excavated each side of midline, excavation open behind; ventrite 4 without row of modified setae; gonocoxites strongly sclerotised, short, shovel-like; gonostyli minute, subapical; prehensor well developed (Fig. 32 in Watts 2011). Larvae not known.

Included species. Chameloscyphon huonensis Watts.