Wiktionary
superparasitism
n. A form of parasitism in which the host (typically an insect larva such as a caterpillar) is attacked more than once by a single species of parasitoid.
Wikipedia
Superparasitism
Superparasitism is a form of parasitism in which the host (typically an insect larva such as a caterpillar) is attacked more than once by a single species of parasitoid. Multiparasitism, on the other hand, occurs when the host has been parasitized by more than one species.