Traits Taxon list
Climacocylis scalaria Brandt, 1906
Climacocylis scalaroides Kofoid & Campbell, 1929
Climacocylis sipho (Brandt, 1906) Kofoid & Campbell, 1929 (uncertain > taxon inquirendum )
Helicostomella edentata (Fauré-Fremiet, 1924)
Helicostomella fusiformis (Meunier) Jörgensen, 1924
Helicostomella kiliensis (Laackmann, 1908)
Helicostomella longa (Brandt, 1906)
Helicostomella subulata (Ehrenberg, 1838) Jörgensen, 1924
Metacylis annulata (Meunier, 1910) (uncertain > nomen dubium )
Metacylis annulifera (Ostenfeld & Schmidt 1902) Kofoid & Campbell, 1929
Metacylis conica Kofoid & Campbell, 1929
Metacylis corbula Kofoid & Campbell, 1929
Metacylis corbula var. perspicax Hada, 1938
Metacylis jörgensenii (Cleve) Kofoid & Campbell, 1929
Metacylis mediterranea (Mereschkowsky, 1880) Jörgensen, 1924
Metacylis mereschkowskii Kofoid & Campbell, 1929
Metacylis oviformis Nie & Cheng, 1947
Metacylis perspicax Hada, 1938 (uncertain > taxon inquirendum )
Metacylis tropica Duran, 1957
Metacylis vitreoides Kofoid & Campbell, 1929