[2] The species was first described from a female specimen by the entomologist Nathan Banks in 1929 as Atelurius incertus.

[2] Arachnologist Arthur M. Chickering described the species, including a male allotype, in his 1946 paper, "The Salticidae (Spiders) of Panama".

"[3] In 1987, arachnologist María Elena Galiano reassigned Chickering's male allotype to Sassacus.

Regarding the female type specimen, she remarked that it was "without a doubt fissidentate, and should be excluded from [Atelurius].

This article related to jumping spiders (Salticidae) is a stub.