Psylli, People in Lybia, whose bodyes are venime to Serpentes, and they also doe cure the stinging and poy soning of Serpentes, by sucking the place which is venimed.
Lewis and Short: Latin dictionary
Psylli, ōrum, m., = *yu/lloi, an African people south-west of the Syrtis Major, celebrated as serpent-charmers: qui Psylli nominantur, Cels. 5, 27, 3; Plin. 7, 2, 2, 14; 8, 25, 38, 93; Suet. Aug. 17; Luc. 9, 893.—Sing.: exemplum Psylli secutus, Cels. 5, 27, 3.