Lewis Short
catlaster (noun M) : contr. for catulaster from catulus; cf. Charis. p. 65 P.; Prisc. p. 618 ib. and 628 ib.
* A boy, lad, stripling: catulaster βούπαις, πάλληξ, Gloss. Philox.; Vitr. 8, 3, 24 Schneid. (p. 242 Bip. catastros).
Charlton T. Lewis, Charles Short, A Latin Dictionary