Diversity and distribution of Australian freshwater crayfish with a check-list of the world Parastacidae and a key to the genera (Decapoda, Astacidea, Parastacoidea)

The Southern Hemisphere freshwater crayfish family, Parastacidae, currently includes 178 species and 15 genera. Australia is the centre of parastacid diversity, with 10 genera and 137 species, or 78% of species and 67% of genera. An overview of the diversity, distribution, and conservation status of Australian freshwater crayfishes is presented, including a global key to the genera of the Parastacidae and checklist of the world species.