Idiosoma formosum sp. n., male holotype (WAM T139470) from Mount Gibson Station (Western Australia; AVW), pedipalp. 155 Retrolateral view 156 Retroventral view 157 Prolateral view. Note that the tip of the embolus has broken off this specimen. Scale bar 2.0.

  Part of: Rix MG, Huey JA, Cooper SJB, Austin AD, Harvey MS (2018) Conservation systematics of the shield-backed trapdoor spiders of the nigrum-group (Mygalomorphae, Idiopidae, Idiosoma): integrative taxonomy reveals a diverse and threatened fauna from south-western Australia. ZooKeys 756: 1-121.