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Genus DemarziellaSpecies found in eastern NSW: D. interrupta, D. metallica, D. scarpensis, D. sylvestris.
Other species: D. alternata, D. mirifica (Qld, NT); D. planitarsis (NT)
Distribution
Description Two small clypeal teeth; frontoclypeal area elevated into a low transverse ridge or short horn in male. Anterior part of underside of pronotum deeply excavated, bounded posteriorly by a complete keel running to lateral edges, a second keel parallel to lateral edges posteriorly. Elytra: elytra with 10 striae, including one along epipleural edge. 8th stria only represented by a short anterior section; 9th stria only posterior half present, very close to 10th stria; 10th stria greatly enlarged and deepened anteriorly. Epipleura of moderate width, their upper edges keeled. No pseudepipleura. Some stout bristles on elytra. Hind wings: Fully developed. Legs: Outer edge of fore tibiae with 3 teeth. Middle coxae oblique. Middle and hind tibiae strongly expanded distally, without any transverse keels. Two short unequal spurs on middle tibiae and one short spur on hind tibiae. Claws small, simple. All leg segments with short bristles. Abdomen: All sternites fused, the last considerably longer along midline in both sexes. Pygidium with setae, fully margined, with a groove along dorsal edge.
Sexual dimorphism
Similar Genera NOTE: Demarziella species superficially resemble species belonging to a different subfamily, the Aphodiinae. Check that all the characters listed in the "How to tell if your beetle is a dung beetle" page are present.
Ecology
References Matthews, E.G. (1976) A revision of the Scarabaeine dung beetles of Australia. III. Tribe Coprini. Aust. J. Zool. Suppl. Ser. 38: 1-52 Matthews, E. G. & Stebnicka, Z. (1986) A review of Demarziella Balthasar, with a transfer from Aphodiinae to Scarabaeinae (Coleoptera: Scarabaeidae). Aust. J. Zool. 34: 449-461 |
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