pls 1-6.Descriptors: Amphinema rugosum, Stomotoca rugosa = S. apicata Fewkes 1881, Amphinema apicatum Brooks 1883, Clytia singularis, Oceania singularis, Hydractinia borealis, Lymnorea borealis, Malagazzia carolinae, Phialucium carolinae, Orchistomella tentaculata, Orchistoma tentaculata, Sarsia angulata, Coryne angulata, Syndictyon angulatumarticolo amphinema