A description of the last instar larva and pupa of Cryptophlebia cortesi Clarke, based on specimens collected on yaro, Acacia macracantha Bonpl & Humb ex Willd. (Fabaceae), in the Chaca valley, Primera Región, Chile, is presented.
Olethreutinae; morphology; immature stage; Acacia macracantha; Cryptophlebia saileri
