venomous water-snake
Latin word, found 10 times in the texts on Socratos.
Vergil, Georgics 2.214: et tophus scaber et nigris exesa chelydris
Ovid, Metamorphoses 7.272: squamea Cinyphii tenuis membrana chelydri
Lucan, Civil War 9.711: Chersydros, tractique via fumante Chelydri:
All forms of chelydrus