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Family	Genus	Species
Acricoactinidae	1	1
Actinernidae	4	8
Actiniidae	35	220
Actinodendridae	2	4
Actinodendronidae	1	2
Actinoscyphiidae	2	8
Actinostolidae	14	65
Aiptasiidae	9	20
Aiptasiomorphidae	1	2
Aliciidae	5	10
Amphianthidae	0	2
Andvakiidae	2	4
Antipodactidae	1	1
Bathyphelliidae	2	1
Boloceroididae	3	9
Capneidae	1	3
Condylanthidae	1	1
Diadumenidae	1	16
Discoactiniidae	1	1
Edwardsiidae	7	34
Exocoelactinidae	1	1
Galatheanthemidae	1	5
Gonactiniidae	3	4
Halcampidae	4	7
Halcampoididae	1	2
Halcampulactidae	1	1
Halcuriidae	2	7
Haliplanellidae	1	0
Haloclavidae	7	23
Homostichanthidae	1	1
Hormathiidae	14	47
Isanthidae	2	1
Isophelliidae	2	9
Kadosactidae	1	1
Kadosactinidae	0	4
Liponematidae	1	2
Metridiidae	1	9
Nemathidae	1	5
Octineonidae	1	1
Ostiactinidae	1	1
Phymanthidae	2	10
Preactiidae	1	1
Ptychodactiidae	1	1
Sagartiidae	10	48
Spongiactinidae	1	1
Stichodactylidae	3	50
Thalassianthidae	3	4