• (a.) Feeding on the pupae of insects.
Pu·piv'o·rous adjective [ Pupa + Latin vorare to devour.] (Zoology) Feeding on the pupæ of insects. 
pupivorous 1. Devouring the pupae of other insects; such as, parasites or other insects. 2. Living as a parasite, and consuming, larva and pupa in their developing stages as insects.