Astya Stechow, 1921 (original description)
Branchiocerianthus italicus Stechow, 1921 (original description)
Calya Stechow, 1921 accepted as Ocyropsis Mayer, 1912 (original description)
Candelabridae Stechow, 1921 (original description)
Carta Stechow, 1921 † (original description)
Carta pyramidata (Waagen & Wentzel, 1887) † (new combination reference)
Chlorella Stechow, 1921 accepted as Haeckelia Carus, 1863 (original description)
Chlorellidae Stechow, 1921 (original description)
Clathrozoella Stechow, 1921 (original description)
Clathrozoidae Stechow, 1921 (original description)
Coryne epizoica Stechow, 1921 (original description)
Euchlora filigera Chun, 1880 accepted as Chlorella filigera (Chun, 1880) accepted as Haeckelia filigera (Chun, 1880) (new combination reference)
Gastra Stechow, 1921 accepted as Lampea Stechow, 1921 (original description)
Gastridae Stechow, 1921 accepted as Lampeidae Stechow, 1921 (original description)
Gastridea (original description)
Gastroidea (original description)
Helaria Stechow, 1921 (original description)
Hydrissa Stechow, 1921 (original description)
Lampea Stechow, 1921 (original description)
Lampeidae Stechow, 1921 (original description)
Lampeinae Stechow, 1921 (original description)
Perigonella Stechow, 1921 (original description)
Phylactothecidae Stechow, 1921 (original description)
Sulculeolariinae Totton, 1954 (additional source)
Zyzzyzus Stechow, 1921 (original description)