Eukaryota  >  Metazoa  >  Arthropoda  >  Thecostraca

Family	Genus	Species
Austrobalanidae	1	2
Balanidae	42	426
Basipodellidae	0	0
Bathylasmatidae	5	18
Calanticidae	4	23
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	13
Deoterthridae	1	1
Doryphallophoridae	0	0
Duplorbidae	1	1
Elminiidae	4	3
Heteralepadidae	3	16
Iblidae	1	2
Idioiblidae	0	0
Lauridae	1	2
Lepadidae	3	188
Lernaeodiscidae	3	8
Lithoglyptidae	7	44
Lithotryidae	1	5
Malacolepadidae	2	0
Microdajidae	1	1
Mycetomorphidae	1	2
Neobrachylepadidae	1	1
Neolepadidae	4	66
Neoverrucidae	2	42
Pachylasmatidae	5	18
Peltogastridae	9	39
Petrarcidae	1	1
Poecilasmatidae	8	30
Pollicipedidae	3	11
Polyascidae	1	10
Polysaccidae	1	1
Probathylepadidae	0	0
Pyrgomatidae	18	171
Rhizolepadidae	1	1
Sacculinidae	8	59
Scalpellidae	12	73
Sylonidae	1	1
Synagogidae	2	3
Tetraclitidae	6	54
Thompsoniidae	4	9
Trypetesidae	1	2
Verrucidae	6	19
Waikalasmatidae	1	3
Zapfellidae	1	0