Asconiscus
 Asconiscus is a genus in the Asconiscidae family of marine isopod crustaceans in the suborder Cymothoida containing a single genus and a single species Asconiscus simplex. The original description of the family was made by Bonnier in 1900. A. simplex is a parasite of the shrimp-like crustacean Boreomysis arctica.