Eukaryota  >  Metazoa  >  Arthropoda  >  Thecostraca

Family	Genus	Species
Austrobalanidae	1	2
Balanidae	25	409
Bathylasmatidae	3	18
Calanticidae	4	20
Catophragmidae	1	1
Chelonibiidae	2	6
Chionelasmatidae	1	1
Chthamalidae	15	108
Chthamalophilidae	2	2
Clistosaccidae	1	1
Coronulidae	7	18
Cryptophialidae	1	5
Dendrogastridae	2	12
Elminiidae	2	3
Heteralepadidae	3	14
Iblidae	1	2
Lauridae	1	2
Lepadidae	3	188
Lernaeodiscidae	3	8
Lithoglyptidae	7	44
Lithotryidae	1	5
Mycetomorphidae	1	2
Neobrachylepadidae	1	1
Neolepadidae	4	65
Neoverrucidae	2	41
Pachylasmatidae	5	18
Peltogastridae	9	38
Petrarcidae	1	1
Poecilasmatidae	8	27
Pollicipedidae	3	10
Polyascidae	1	10
Polysaccidae	1	1
Pyrgomatidae	18	170
Rhizolepadidae	1	1
Sacculinidae	8	58
Scalpellidae	13	70
Sylonidae	1	1
Synagogidae	2	3
Tetraclitidae	6	53
Thompsoniidae	4	6
Trypetesidae	1	2
Verrucidae	6	18
Waikalasmatidae	1	3