Kofoid and Campbell, 1929
Diagnosis
Elongate, trumpet-shaped lorica. Hyaline wall, with either slender or easily visible, ribbon-like fins.
Arranged in Subgroup 4B (see the page Ti. 15 Classification scheme based on morphologically similar groups of species).
Species treated:
Daturella datura (Brandt, 1906)
Daturella emarginata (Brandt, 1906)