Actiniidae Rafinesque, 1815
Gyrostoma dubia Carlgren, 1900
Gyrostoma dubium Carlgren, 1900
Gyrostoma dysancritum Pax, 1907
Gyrostoma euchlora (Hemprich & Ehrenberg in Ehrenberg, 1834)
Gyrostoma euchlorum (Hemprich & Ehrenberg in Ehrenberg, 1834)
Gyrostoma helianthus (Hemprich & Ehrenberg in Ehrenberg, 1834)
Gyrostoma incertum McMurrich, 1904
Gyrostoma inequale (McMurrich, 1893)
Gyrostoma monodi Carlgren, 1927
Gyrostoma sanctithomae Pax, 1910
Gyrostoma selkirkei McMurrich, 1904
Gyrostoma selkirkii McMurrich, 1904
Gyrostoma stimpsonii (Fewkes, 1889)
Gyrostoma stuhlmanni Carlgren, 1900
Gyrostoma triste Carlgren, 1900
Gyrostoma tristis Carlgren, 1900
Gyrostoma tulearense Pax, 1909
