Euoplos inornatus is a species of mygalomorph spider in the Idiopidae family.

It was described in 1918 by Australian arachnologists William Joseph Rainbow and Robert Henry Pulleine.

[1][2] The species occurs in south-west Western Australia in open jarrah and marri forest habitats.

The type locality is Armadale, now a suburb of Perth.

They construct burrows with thick, plug-like trapdoors.