Adult stag beetles usually have very well developed mandibles and these can also differ between males and females of the same species (sexual dimorphism). Most adults are nocturnal. Many are nectar feeders but the larvae feed in rotting wood.
Subfamily Aesalinae
Genus Ceratognathus
Subfamily Lampriminae
Genus Lamprima
Subfamily Lucaninae
Genus Lissotes
Subfamily Syndesinae
Species in the subfamily Syndesinae have a 7 segmented antennal club that has lamellae that are longer than the other stag beetles.
Genus Syndesus
References
CSIRO, 1990. Insects of Australia, Volume 2: A Textbook for Students and Research Workers. 2nd Edition. Melbourne University Publishing. pp 625-626
Daley, E. 2007. Wings, an Introduction to Tasmania’s Winged Insects. Riffles Pty Ltd, Buckland.
Grove, S.J. 2010. Tasmanian Forest Insect Collection web-site. Available at:http://www.tfic.net.au/home.html . Last accessed: 2 May 2012.
Hangay, G & Zborowski, P 2010, A Guide to the Beetles of Australia, CSIRO Publishing, Collingwood.
Semmens, T. D., McQuillan, P. B., & Hayhurst G. 1992. Catalogue of the Insects of Tasmania. Department of Primary Industry Tasmania.