The Collaborative International Dictionary of English v.0.48:

Centriscoid \Cen*tris"coid\, a. [NL. Centriscus (r. Gr. ? a kind
   of fish) + -oid.] (Zool.)
   Allied to, or resembling, the genus Centriscus, of which
   the bellows fish is an example.
   [1913 Webster]