An uncommon feeding habit: mutillid wasps (Hymenoptera, Mutillidae) visiting extrafloral nectaries in Malpighiaceae

(With 1 figure)The family Mutillidae comprises a diverse group of solitary wasps, with over 4000 described species (Lelej, 2005). They are characterized by strong sexual dimorphism: all females are wingless, while males almost always are fully winged and capable of flight. Adult females are generally parasitoids of immature stages of other aculeate Hymenoptera. When inside a host nest they are known to drink hemolymph from the host larvae or...