Subgenus Callyspongia (Callyspongia) Duchassaing & Michelotti, 1864

Definition. Callyspongia with one size of ectosomal mesh. Single ectosomal non-hispid, layer. Choanosomal fibres multispicular, non-fasciculate, spongin sheath present. Well defined, connecting fibres, rectangular mesh without free spicules.