Family Hebridae, Velvet Water Bugs

Subfamily Hebrinae
Composed of three Australian genera.

Hebrus
cf. axillaris
Dianas Basin, St Helens
Bodylength pproximately 2mm.
   
References

Andersen, N. M. & Weir, T. A. 2004. Mesoveliidae, Hebridae, and Hydrometridae of Australia (Hemiptera: Heteroptera: Gerromorpha), with a reanalysis of the phylogeny of semiaquatic bugs. Invertebrate Systematics 18: 467-522.

Lansbury, I. 1990. Notes on the Hebridae (Insecta: Heteroptera-Hemiptera) of Australia with descriptions of three new species. Transactions of the Royal Society of South Australia 114: 55-66.
Landsbury, I. and Lake, P. S. 2002. Tasmanian aquatic & semi-aquatic hemipterans. Identification and Ecology Guide No. 40, Cooperative Research Centre for Freshwater Ecology.