1) Superparasite 
A hyperparasite is a parasite whose host is a parasite. This form of parasitism is especially common among entomophagous parasites. The term is used loosely to refer also to parasitoids whose hosts are parasites or parasitoids; the distinction is not always clear or of interest in practice. Professor Erik Poelman of Wageningen University studied h...
A parasite of a parasite. 
A parasitic organism which attacks another parasite.
A secondary parasite capable of development within a previously existing parasite. ... (05 Mar 2000) ... 
(hi″pәr-par´ә-sīt) a parasite that preys on another parasite. adj., hyperparasit´ic., adj.
A parasite whose host is another parasite.
Type: Term Pronunciation: hī′pĕr-par′ă-sīt Definitions: 1. A secondary parasite capable of development within a previously existing parasite.
hyperparasite 1. A secondary parasite capable of development within a previously existing parasite. 2. An organism that is parasitic on or in another parasite. 3. A parasite that preys on another parasite.
A parasite whose host is another parasite.
a parasite of a parasite
an organism that is parasitic on or in another parasite.