Bulla abyssicola Dall, 1881 accepted as Roxania pinguicula (G. Seguenza, 1880)
Bulla cranchii J. Fleming, 1828 accepted as Roxania utriculus (Brocchi, 1814)
Bulla guernei Dautzenberg, 1889 accepted as Roxania pinguicula (G. Seguenza, 1880)
Bulla helicoides Brocchi, 1814 † accepted as Ampulla priamus (Gmelin, 1791)
Bulla incommoda E. A. Smith, 1891 accepted as Sphaerocylichna incommoda (E. A. Smith, 1891)
Bulla krebsii Dall, 1889
Bulla pinguicula G. Seguenza, 1880 accepted as Roxania pinguicula (G. Seguenza, 1880)
Bulla punctostriata Mighels & C. B. Adams, 1842 accepted as Scaphander punctostriatus (Mighels & C. B. Adams, 1842)
Bulla utriculata Locard, 1886 accepted as Roxania utriculus (Brocchi, 1814)
Bulla utriculus Brocchi, 1814 accepted as Roxania utriculus (Brocchi, 1814)
Bulla utriculus var. oblonga Jeffreys, 1867 accepted as Roxania utriculus (Brocchi, 1814)