''Cethegus robustus'' is a species of mygalomorph spider in the

Euagridae ''Euagridae'' is a family of mygalomorph spiders. The group was first described as a tribe in 1979 by Robert Raven, who in 1985 elevated it to a subfamily. In 2020, Optova et al. elevated it further to a family. Genera , the World Spider Catalog ...

family. It is endemic to Australia. It was described in 1984 by Australian arachnologist Robert Raven.

Distribution and habitat

The species occurs in

Far North Queensland Far North Queensland (FNQ) is the northernmost part of the Australian state of Queensland. Its largest city is Cairns and it is dominated geographically by Cape York Peninsula, which stretches north to the Torres Strait, and west to the Gulf C ...

in open forest habitats. The

type locality Type locality may refer to: * Type locality (biology) * Type locality (geology) See also * Local (disambiguation) * Locality (disambiguation) {{disambiguation ...

is Chillagoe.

Behaviour

The spiders are

fossorial A fossorial () animal is one adapted to digging which lives primarily, but not solely, underground. Some examples are badgers, naked mole-rats, clams, meerkats, and mole salamanders, as well as many beetles, wasps, and bees. Prehistoric eviden ...

, terrestrial predators. They construct curtain-like silk webs over their

burrow An Eastern chipmunk at the entrance of its burrow A burrow is a hole or tunnel excavated into the ground by an animal to construct a space suitable for habitation or temporary refuge, or as a byproduct of locomotion. Burrows provide a form of sh ...

References

robustus Spiders of Australia Endemic fauna of Australia Arthropods of Queensland Spiders described in 1984 Taxa named by Robert Raven {{Euagridae-stub