araneofauna (uncountable)
- (zoology) The population of spiders inhabiting a region.
2007, David M. Martill, The Crato Fossil Beds of Brazil: Window into an Ancient World:Therefore, a Jurassic araneofauna existed of orb-web weavers (Orbiculariae) including both cribellate uloborids and ecribellate araneoids.