Stylasteridae
Stylasteridae sunt familia cnidariorum classis Hydrozoorum.

Genera 
Familiae sunt saltem viginti novem genera descripta.
 Adelopora Cairns, 1982
 Astya Stechow, 1921
 Axoporella †
 Calyptopora Boschma, 1968
 Cheiloporidion Cairns, 1983
 Congregopora Nielsen, 1919 †
 Conopora Moseley, 1879
 Crypthelia Milne Edwards & Haime, 1849
 Cyclohelia Cairns, 1991
 Distichopora Lamarck, 1816
 Errina Gray, 1835
 Errinopora Fisher, 1938
 Errinopsis Broch, 1951
 Gyropora Boschma, 1960
 Inferiolabiata Broch, 1951
 Lepidopora Pourtalès, 1871
 Lepidotheca Cairns, 1983
 Leptohelia Lindner, Cairns & Zibrowius, 2014
 Paraerrina Broch, 1942
 Phalangopora Kirkpatrick, 1887
 Pliobothrus Pourtalès, 1868
 Pseudocrypthelia Cairns, 1983
 Sporadopora Moseley, 1879
 Stellapora Cairns, 1983
 Stenohelia Kent, 1870
 Stephanohelia Cairns, 1991
 Stylantheca Fischer, 1931
 Stylaster Gray, 1831
 Systemapora Cairns, 1991

Notae 

Familiae animalium
Hydrozoa
Taxa Gray
Taxa 1847