The species is a free-living ground dweller that has been sampled from five biomes in South Africa. It has also been recorded from cotton fields in agricultural systems.
Description
Asemesthes decoratus is known only from the female. The carapace is yellowish brown with black borders and irregular darkened lateral bands. The opisthosoma is dull testaceous with an irregular median dark band and serrated lateral darkening. The total length is 6 mm.