Both sexes of Psammoduon canosum are known. Males reach 8.47 mm in total length with a mediumbrowncarapace that is slightly paler in the middle and in front of the fovea. Females measure 7.75 mm in total length with similar coloration to males. The abdomen is pale cream with faint darker patches.
Ecology
Psammoduon canosum are ground-dwelling spiders capable of diving into loosesand and creating burrows. They inhabit multiple biomes including desert and semi-arid regions.