IRMNG Taxon list
Columnella accincta Hayward, 1981
Columnella bipectinata David & Pouyet, 1986
Columnella borealis (Levinsen, 1909)
Columnella brasiliensis (Busk, 1884)
Columnella carinata (Harmer, 1926)
Columnella delicatissima (Busk, 1884)
Columnella gracilis (Busk, 1884)
Columnella graminea Hayward, 1981
Columnella magna (Busk, 1884)
Columnella pacifica (Busk, 1884)
Columnella tecta (Hasenbank, 1932)
Columnella vipera d'Hondt & Gordon, 1999
Didymia simplex Busk, 1852
Didymozoum marginatum Harmer, 1926
Didymozoum simplex (Busk, 1852)
Didymozoum triseriale (Philipps, 1900)
Didymozoum triseriale Harmer, 1926
Farciminaria aculeata Busk, 1852
Farciminaria binderi Busk, 1861
Farciminaria hexagona Busk, 1884
Farciminaria magna Busk, 1884
Farciminaria pacifica Busk, 1884 accepted as Columnella pacifica (Busk, 1884)
Farciminaria simplex MacGillivray, 1886
Farciminaria uncinata Hincks, 1884
Farciminellum alice (Jullien, 1903)
Farciminellum antarcticum Hastings, 1943
Farciminellum atlanticum (Busk, 1884)
Farciminellum hexagonum (Busk, 1884)
Farciminellum lineare (Kluge, 1914)