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Heteronyx dimidiata (Erichson, 1842) (a species of scarab-beetle)

Basis for Tasmanian occurrence
Semmens, T.D., McQuillan, P.B. & Hayhurst, G. (1992). Catalogue of the Insects of Tasmania. Government of Tasmania: Department of Primary Industry, 104 pp. (as Heteronyx dimidiatus; Heteronyx striatipennis)

TMAG collections

Classification
Order: Coleoptera

Suborder: Polyphaga

Superfamily: Scarabaeoidea

Family: Scarabaeidae

Subfamily: Melolonthinae

Tribe: Heteronycini

Morphology
Typical length (mm): 8
Flightedness: winged and assumed capable of flight

Source literature on morphology and taxonomy (*primary taxonomic source, where identified):
*Erichson, W.F. (1842). Beitrag zur Insecten-Fauna von Vandiemensland, mit besonderer Beruecksichtung der geographischen Verbreitung der Insecten. Nicolai’schen Buchhandlung 8(1): 379 pages.

Ecology
Assumed larval feeding: root-feeder
Association with dead wood or old trees: not saproxylic

Collection method(s) for TMAG material: — Hand collection from Acacia dealbata — Hand collection from Eucalyptus amygdalina — Hand collection from Eucalyptus delegatensis — Hand collection from Eucalyptus globulus — Hand collection from Eucalyptus nitens — Hand collection from Eucalyptus obliqua — Hand collection from Eucalyptus regnans — Hand collection from Eucalyptus viminalis — Malaise trapping — Pitfall trapping.

Source ecological literature:
Grove, S.J. (2009b). Beetles and fuelwood harvesting: a retrospective study from Tasmania’s southern forests. Tasforests 18: 77-99.

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