Amaroucium constellatum Verrill, 1871 accepted as Aplidium constellatum (Verrill, 1871)
Amaroucium glabrum Verrill, 1871 accepted as Aplidium glabrum (Verrill, 1871)
Amaroucium pallidum Verrill, 1871 accepted as Aplidium pallidum (Verrill, 1871)
Amaroucium spitzbergense (Hartmeyer, 1903) accepted as Aplidium spitzbergense Hartmeyer, 1903
Amaroucium stellatum Verrill, 1871 accepted as Aplidium stellatum (Verrill, 1871)
Aplidium constellatum (Verrill, 1871)
Aplidium glabrum (Verrill, 1871)
Aplidium pallidum (Verrill, 1871)
Aplidium spitzbergense Hartmeyer, 1903
Aplidium stellatum (Verrill, 1871)
Didemnum albidum (Verrill, 1871)
Didemnum candidum Savigny, 1816
Distaplia clavata (Sars, 1851)
Eudistoma vitreum (Sars, 1851)
Lissoclinum aureum Verrill, 1871
Polycitor vitreus (Sars, 1851) accepted as Eudistoma vitreum (Sars, 1851)
Synoicum pulmonaria (Ellis & Solander, 1786)
Trididemnum tenerum (Verrill, 1871)