A seps is a legendary snake from medieval bestiaries. They were said to have extremely corrosive venom that liquefied their prey.[1]
The seps is described as "a small snake which consumes with its poison not just the body but the bones" in the medieval Aberdeen Bestiary.[2] Lucan's Pharsalia refers to its appearance and the effects of its poison.[3]
Shelley in Prometheus Unbound writes: