Key to Families of Australian Aquatic Coleoptera, Megaloptera and Mecoptera Larvae

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 families known from Australia are terrestrial but around 10 families are exclusively aquatic as larva and adult, an additional few…

Key to Families of Australian Aquatic Neuroptera & Megaloptera Larvae

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 them in a single key. Neuroptera comprises about 18 families worldwide (14 in Australia) but the aquatic component is restricted…

Key to Families of Australian Aquatic Hemiptera (True-bugs)

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 and predatory bugs. The smaller aquatic element includes water striders, water boatmen, backswimmers, water scorpions and a range of lesser-known…

Key to Families of Australian Aquatic Plecoptera Larvae

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 Australian genera 24 are endemic and 2 are shared with New Zealand, but at species level all 196 Australian species…

Key to Families of Australian Aquatic Odonate Larvae

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 else (in some species) far from water. The larvae, with one or two exceptions, are fully aquatic. The larval stage…

Key to Species of Australian Caenidae (Ephemeroptera) Larvae

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 Nymphs of Australia: A Guide to Genera. Co-operative Research Centre for Freshwater Ecology, Thurgoona. Suter, P. J. (1999) Illustrated Key…

Key to Genera 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 Nymphs of Australia: A Guide to Genera. Co-operative Research Centre for Freshwater Ecology, Thurgoona. Suter, P. J. (1999) Illustrated Key to the Australian Caenid Nymphs (Ephemeroptera: Caenidae). Co-operative…

Key to Families of Australian Aquatic Ephemeroptera Larvae

Australian Aquatic Ephemeroptera Larvae An order of palaeopterous insects. Nymphs of all species are aquatic, and occur in relatively unpolluted, standing and running freshwaters. The adults are short-lived ( a few minutes to several days), take no food, and do not move far from water. Adults are unique amongst living insects in undergoing a final…

Key to Order & Superfamily of Australian Collembola

Key to Order & Superfamily of Australian Collembola This key covers all 14 families of Collembola known from Australia.  Few Collembola are truly aquatic and some families such as Cyphoderidae (ant inquilines) and Oncopoduridae (cave and soil species) would rarely be met in aquatic samples.  But members of almost any family may occur in aquatic…