Composed of a single family.
Family Buprestidae
The Jewel beetles are distinct with their often brilliantly coloured bodies with a bright metallic sheen. The adults are normally active in warm, sunny weather and can be found feeding on nectar. The larvae usually feed on wood of trees or bushes, although some can mine into leaves and others survive in galls. Tasmania has 66 listed species.
Subfamily Buprestinae
Genus Castiarina
. 
Subfamily Agrilinae
Some members of this subfamily create galls.
References
Cowie, D. 2001. Jewel Beetles of Tasmania: A Field Naturalist’s Guide. Tasmanian Field Naturalists Club Inc., Hobart.
CSIRO, 1990. Insects of Australia, Volume 2: A Textbook for Students and Research Workers. 2nd Edition. Melbourne University Publishing. p632
Semmens, T. D., McQuillan, P. B., & Hayhurst G. 1992. Catalogue of the Insects of Tasmania. Department of Primary Industry Tasmania.