Jörgensen, 1924, emend. Kofoid and Campbell, 1929
Diagnosis
Lorica translucent, generally tubular, with inconspicuous alveoli, partially to totally surrounded by pronounced spiral turns. Sometimes with irregular opening at aboral end.
Arranged in Subgroup 4G (see the page Ti. 15 Classification scheme based on morphologically similar groups of species).
Species treated:
Climacocylis scalaria (Brandt, 1906)
Climacocylis scalaroides