Sertulariidae Lamouroux, 1812
Diphasia attenuata (Hincks, 1866)
Diphasia bipinnata Allman, 1885
Diphasia cauloatheca Billard, 1920
Diphasia corniculata (Murray, 1860)
Diphasia cristata Billard, 1920
Diphasia delagei (Billard, 1912)
Diphasia densa (Stechow, 1923)
Diphasia digitalis (Busk, 1852)
Diphasia dubia Hargitt, 1927
Diphasia fallax (Johnston, 1847)
Diphasia heurteli Billard, 1924
Diphasia inornata Nutting, 1927
Diphasia margareta (Hassall, 1841)
Diphasia minuta Billard, 1920
Diphasia mutulata (Busk, 1852)
Diphasia nigra (Pallas, 1766)
Diphasia nuttingi Stechow, 1913
Diphasia orientalis Billard, 1920
Diphasia paarmani Nutting, 1904
Diphasia palmata Nutting, 1905
Diphasia pinastrum (Cuvier, 1830)
Diphasia rectangularis Lendenfeld, 1884
Diphasia robusta Fraser, 1943
Diphasia rosacea (Linnaeus, 1758)
Diphasia scalariformis Kirkpatrick, 1890
Diphasia subcarinata (Busk, 1852)
Diphasia tetraglochina Billard, 1907
Diphasia thornelyi Ritchie, 1909
Diphasia tropica Nutting, 1904
Diphasia varians Jarvis, 1922
