Key to Families of Adult Australian Aquatic Coleoptera (Beetles) Coleoptera (beetles) is the most speciose of all the insect orders. The majority of the approximately 120 families known from Australia are terrestrial but around 14…

Key to Families of Australian Aquatic Coleoptera, Megaloptera and Mecoptera Larvae Coleoptera The Coleoptera (beetles) is the most speciose of all the insect orders with over 5,000 aquatic species. The majority of the approximately 120…

Key to Families of Australian Aquatic Neuroptera & Megaloptera Larvae These two closely related orders are sometimes placed as one. We follow The Insects of Australia by keeping the orders separate but for convenience present…

Key to Families of Australian Aquatic Hemiptera (True-bugs) The Hemiptera (true bugs) are a widespread and speciose order of insects. The large terrestrial element includes leafhoppers, cicadas, aphids, scale insects, and a variety of herbacious…

Key to Families of Australian Aquatic Plecoptera Larvae This is a small order of aquatic insects comprising about 2000 species worldwide. There are 15 recognised families but only four occur in Australia. Of the 26…

Key to Families of Australian Aquatic Odonate Larvae Odonata (dragonflies and damselflies) occur in all types of inland water except saline lakes. The adults are winged and can be found near their breeding sites or…

Key to Species of Australian Caenidae (Ephemeroptera) Larvae (Ephemeroptera) Larvae Acknowledgements Andrew Cranston and Ben Gunn for compiling the key and attaching character state images. References Dean, J. C. and Suter, P. J. (1996) Mayfly…

(Ephemeroptera) Larvae Acknowledgements Andrew Cranston and Ben Gunn for compiling the key and attaching character state images. References Dean, J. C. and Suter, P. J. (1996) Mayfly Nymphs of Australia: A Guide to Genera. Co-operative…