cornuti
From ZooTerms (Dictionary of Invertebrate Zoology)
cornuti (noun, plural; singular cornutus; Latin cornutus, horned): (Arthropoda: Insecta) Sclerotized armature of the aedeagus of male Lepodoptera, in the form of slender single spines, scale-like dentations, dense spine-hairs or rasplike teeth; sometimes breaking off during copulation and remaining in the bursa copulatrix of the female.
