Eukaryota  >  Metazoa

Family	Genus	Species
Abacionidae	1	2
Aberrantidae	1	1
Aberrapecidae	1	1
Abrocomidae	2	7
Abylidae	4	8
Abyssoanthidae	1	4
Abyssochrysidae	1	4
Acanaloniidae	3	12
Acanthametropodidae	1	1
Acanthaspidiidae	3	14
Acanthasteridae	1	10
Acanthephyridae	1	3
Acanthisittidae	4	5
Acanthizidae	16	70
Acanthoaxiidae	1	2
Acanthochaetetidae	1	1
Acanthocheilidae	2	9
Acanthochitonidae	7	41
Acanthocnemidae	1	2
Acanthocolpidae	9	40
Acanthocotylidae	1	5
Acanthodrilidae	18	115
Acanthogammaridae	22	48
Acanthomeniidae	1	11
Acanthonotozomatidae	1	3
Acanthonotozomellidae	2	4
Acanthopidae	8	37
Acanthopteroctetidae	1	2
Acanthosomatidae	22	83
Acanthuridae	6	109
Acaridae	23	196
Acarnidae	8	23
Acarophenacidae	1	1
Acartiidae	5	74
Acartophthalmidae	1	2
Acavidae	5	9
Accacoeliidae	3	4
Accipitridae	75	275
Acerentomidae	15	39
Acestrorhamphidae	50	946
Acestrorhynchidae	2	26
Achaemenothrombiidae	1	1
Achatinellidae	8	53
Achatinidae	16	43
Acheilognathidae	6	110
Achilidae	24	71
Achilixiidae	2	15
Achipteriidae	6	300
Achiridae	6	31
Acholadidae	1	1
Achramorphidae	3	4
Acidopsidae	1	2
Acipenseridae	4	60
Aclerdidae	2	5
Acmaeidae	8	84
Acochlidiidae	3	15
Acoetidae	2	3
Acricoactinidae	1	1
Acrididae	437	1881
Acrobatidae	2	3
Acrobothriidae	3	3
Acrocephalidae	1	1
Acroceridae	33	144
Acrochordidae	2	6
Acrocirridae	9	64
Acrolophidae	5	44
Acroloxidae	4	27
Acrophytidae	3	6
Acropomatidae	7	27
Acroporidae	5	525
Acrossotidae	1	1
Acrumenidae	1	1
Actaeciidae	1	5
Actaletidae	1	4
Acteonemertidae	1	1
Acteonidae	6	20
Actinernidae	4	8
Actiniidae	35	220
Actinocyclidae	2	11
Actinodendridae	2	4
Actinodendronidae	1	2
Actinolaimidae	5	21
Actinopodidae	3	112
Actinoposthiidae	3	4
Actinoscyphiidae	2	7
Actinostolidae	14	65
Acuariidae	25	38
Adamystidae	1	3
Addisoniidae	1	3
Adelgidae	2	112
Adelidae	6	149
Adelobothriidae	1	4
Adeonellidae	1	15
Adeonidae	6	32
Aderidae	11	111
Adinetidae	2	89
Adorybiotidae	2	11
Adrianichthyidae	2	94
Aegialoalaimidae	1	4
Aegidae	4	19
Aeginidae	7	17
Aegiretidae	1	5
Aegisthidae	12	99
Aegithalidae	4	18
Aeglidae	1	536
Aegothelidae	2	13
Aenictopecheidae	1	4
Aenigmachannidae	1	2
Aeolidiidae	14	82
Aeolosomatidae	2	18
Aeolothripidae	12	207
Aepophilidae	1	1
Aepyornithidae	2	9
Aequoreidae	4	59
Aeroglyphidae	2	3
Aeshnidae	39	250
Aetalionidae	5	11
Aeteidae	1	3
Aetholaimidae	1	1
Aethridae	2	3
Aetideidae	16	69
Aeverrilliidae	1	1
Agalmatidae	9	27
Agamidae	65	583
Agaonidae	28	1725
Agapythidae	1	1
Agardhiellidae	1	3
Agariciidae	7	161
Agathemeridae	1	12
Agathiphagidae	1	1
Agathotanaidae	2	10
Agelasidae	2	178
Agelenidae	61	568
Agfidae	1	2
Aglajidae	16	94
Aglaopheniidae	9	103
Agnaridae	5	12
Agonidae	25	48
Agoristenidae	4	8
Agostocarididae	1	2
Agriolimacidae	2	263
Agromyzidae	22	3726
Agyrtidae	7	11
Aididae	2	4
Ailiidae	4	13
Ailoscolecidae	1	1
Ailuridae	1	2
Aiptasiidae	9	18
Aiptasiomorphidae	1	1
Aitengidae	1	3
Akanthophoreidae	5	15
Akeridae	1	1
Akiodorididae	2	4
Akysidae	5	12
Alacuppidae	2	3
Alaimidae	4	30
Alainosquillidae	1	1
Alatasporidae	1	2
Alatinidae	2	6
Alaudidae	23	103
Albulidae	2	25
Albuneidae	5	19
Alcedinidae	16	114
Alcidae	11	23
Alciopedidae	1	2
Alciopidae	4	43
Alcyonidiidae	2	18
Alcyoniidae	21	493
Alepisauridae	3	7
Alepocephalidae	15	53
Alestidae	19	112
Alexiidae	2	8
Aleyrodidae	36	1259
Algophagidae	1	2
Alicellidae	4	11
Aliciidae	5	10
Alicorhagiidae	3	120
Allantonematidae	7	46
Alligatoridae	4	10
Allocrangonyctidae	1	56
Allocreadiidae	15	115
Allodiscocotylidae	2	3
Alloglossidiidae	3	26
Alloionematidae	3	16
Alloniscidae	1	3
Allophrynidae	1	4
Alloposidae	1	2
Alloptidae	7	38
Allotanaupodidae	1	1
Allothyridae	1	7
Alluroididae	1	1
Almidae	6	65
Alopiidae	5	10
Alpheidae	39	901
Alsodidae	6	125
Alucitidae	3	32
Alvinellidae	3	15
Alvinocarididae	9	81
Alycaeidae	5	16
Alycidae	4	82
Alydidae	39	111
Alysidiidae	1	1
Alytidae	3	14
Amabiliidae	1	1
Amarsipidae	1	1
Amastridae	3	5
Amathillopsidae	3	11
Amaurobiidae	23	115
Ambassidae	7	71
Amblycipitidae	3	53
Amblyopsidae	5	9
Ambystomatidae	1	47
Ameiridae	17	60
Ameletidae	2	140
Ameletopsidae	4	9
Amelidae	5	9
Americobdellidae	1	1
Ameridae	1	3
Amerobelbidae	1	1
Ameronothridae	5	33
Ameroseiidae	3	119
Ametropodidae	1	3
Amidostomidae	2	4
Amiidae	1	3
Ammodytidae	4	30
Ammotheidae	11	187
Ammotrechidae	7	27
Ammoxenidae	2	4
Amnicolidae	10	181
Amorphoscelidae	8	15
Ampeliscidae	4	77
Ampharetidae	31	161
Amphianthidae	0	2
Amphibdellatidae	0	1
Amphibiophilidae	1	4
Amphibioplanidae	1	1
Amphibolidae	4	17
Amphibulimidae	2	3
Amphientomidae	2	6
Amphilepididae	1	8
Amphiliidae	12	140
Amphilinidae	3	3
Amphilochidae	3	8
Amphimelaniidae	1	1
Amphimeniidae	1	5
Amphinectidae	7	23
Amphinomidae	14	76
Amphionididae	1	1
Amphiporidae	7	115
Amphipsocidae	8	28
Amphipterygidae	1	2
Amphisbaenidae	8	92
Amphisopidae	7	67
Amphitretidae	1	1
Amphiumidae	1	3
Amphiuridae	12	130
Amphizoidae	1	3
Amphoriscidae	3	15
Amphyipterygidae	3	16
Ampithoidae	10	80
Ampulicidae	4	17
Ampullariidae	10	101
Amyellidae	1	2
Anabantidae	4	41
Anabathridae	4	8
Anablepidae	3	21
Anacanthobatidae	2	2
Anadenidae	2	3
Anajapygidae	0	1
Analgidae	10	103
Anamidae	10	271
Anamorphidae	1	2
Ananteridae	1	6
Anaperidae	2	10
Anapidae	32	58
Anaplectidae	1	33
Anarhichadidae	2	5
Anarthruridae	2	2
Anaspididae	3	14
Anatidae	56	211
Anatinellidae	1	2
Anatonchidae	5	27
Anatrichosomatidae	1	5
Anaxyelidae	1	1
Anchariidae	2	2
Anchialocarididae	1	1
Anchimolgidae	3	6
Anchistioididae	1	8
Ancinidae	1	4
Ancistrocheiridae	1	4
Ancorabolidae	1	2
Ancorinidae	13	69
Ancylidae	9	221
Ancylodiscoididae	23	178
Ancylostomatidae	7	100
Ancyrocephalidae	33	524
Anderemaeidae	1	4
Andesembiidae	1	1
Andesianidae	1	1
Andrenidae	45	1024
Andrognathidae	9	27
Andvakiidae	1	3
Anenterotrematidae	2	6
Angiodictyidae	2	9
Angiostomatidae	1	11
Angiostrongylidae	0	0
Anguidae	12	85
Anguillicolidae	1	5
Anguillidae	1	22
Anguinidae	11	208
Anhimidae	2	3
Anhingidae	1	4
Aniliidae	1	1
Anisacanthidae	6	22
Anisakidae	15	572
Anischiidae	1	5
Anisembiidae	7	10
Anisitsiellidae	5	22
Anisogammaridae	10	46
Anisolabididae	12	89
Anisopodidae	4	337
Annectocymidae	1	1
Anniellidae	1	8
Annulariidae	35	170
Anoeciidae	1	90
Anomalepididae	2	4
Anomalopidae	3	4
Anomalopsychidae	3	12
Anomaluridae	3	14
Anomiidae	5	18
Anomochilidae	1	1
Anomoeotidae	1	2
Anomosetidae	1	1
Anonymidae	1	2
Anoplocephalidae	40	231
Anoplodiscidae	1	2
Anoplogasteridae	1	2
Anoplopomatidae	2	2
Anoplostomatidae	2	48
Anostomidae	17	201
Anostostomatidae	29	136
Anseranatidae	1	1
Antarctophilinidae	2	8
Antarcturidae	1	1
Antedonidae	26	73
Antennariidae	14	66
Antennophoridae	1	2
Anteroporidae	1	9
Anthelidae	10	104
Anthemiphyllidae	1	3
Anthessiidae	3	5
Anthiadidae	26	207
Anthicidae	27	144
Anthocephaliidae	5	35
Anthocoridae	25	204
Anthogonidae	5	6
Anthogorgiidae	2	20
Anthomyiidae	34	6032
Anthomyzidae	16	184
Anthoptilidae	2	13
Anthribidae	49	232
Anthroleucosomatidae	1	1
Anthuridae	8	20
Anticomidae	2	31
Antilocapridae	1	1
Antipathidae	13	281
Antipodactidae	1	1
Antipodoeciidae	1	10
Antonbruunidae	1	2
Antrodiaetidae	3	41
Antroporidae	3	3
Antygomonidae	1	6
Anulidentaliidae	0	1
Anuropidae	1	1
Anyphaenidae	36	312
Anystidae	3	3584
Aoridae	10	48
Aotidae	1	17
Apachyidae	2	4
Apataidae	1	1
Apataniidae	14	121
Apatelodidae	10	135
Apatopygidae	1	1
Aphalaridae	36	295
Aphaniidae	6	98
Aphanipathidae	9	27
Aphanodactylidae	3	6
Aphanolaimidae	3	5
Aphelacaridae	1	1
Aphelenchidae	5	64
Aphelenchoididae	22	675
Aphelinidae	28	2536
Aphelocheiridae	1	16
Aphididae	299	5096
Aphilodontidae	1	1
Aphredoderidae	1	2
Aphrocallistidae	2	5
Aphroditidae	3	25
Aphrophoridae	33	310
Aphyonidae	3	10
Apidae	207	3776
Apioceridae	1	67
Apionacaridae	1	2
Apionidae	67	308
Apistidae	1	1
Apistobranchidae	1	3
Aploactinidae	9	15
Aplocheilidae	2	26
Aplodactylidae	2	5
Aplodontiidae	1	1
Aplustridae	3	9
Aplysiidae	9	107
Aplysinellidae	4	35
Aplysinidae	3	230
Apocreadiidae	11	40
Apodidae	17	90
Apodomeniidae	1	1
Apogonidae	38	590
Apolemiidae	1	15
Aporcelaimidae	11	183
Aporhynchidae	1	2
Aporocotylidae	35	199
Aporometridae	1	3
Aporrhaidae	1	2
Aproctidae	2	3
Apseudidae	8	20
Apsilocephalidae	2	7
Apteronotidae	15	121
Apteropanorpidae	1	2
Apterygidae	1	6
Aptornithidae	1	2
Aquaumbridae	1	3
Aracanidae	5	10
Arachnactidae	4	13
Arachnidiidae	1	1
Arachnoididae	1	1
Arachnopusiidae	1	2
Aradidae	51	357
Aramidae	1	1
Araneidae	114	886
Arbaciidae	5	15
Arceremaeidae	1	1
Archaeidae	5	100
Archasteridae	1	2
Archembiidae	5	22
Archeocrypticidae	4	10
Archeonothridae	2	2
Archimonocelididae	2	15
Archinomidae	1	6
Archinotodelphyidae	1	4
Archipsocidae	3	10
Architectonicidae	4	56
Architeuthidae	1	10
Arcidae	22	136
Arcitalitridae	5	122
Arctacaridae	2	14
Arcticidae	1	1
Arctokonstantinidae	1	3
Arcturidae	7	22
Ardeidae	21	67
Areneidae	2	4
Arenicolidae	4	22
Arenohydracaridae	1	1
Arenopontiidae	2	2
Argasidae	15	175
Argentinidae	2	16
Argestidae	3	12
Argidae	28	364
Argiolestidae	18	68
Argissidae	1	1
Argnidae	1	1
Argonautidae	1	4
Argulidae	3	38
Argyresthiidae	1	161
Arhynchobatidae	12	82
Arhythmacanthidae	2	6
Aribatidae	1	1
Arietellidae	6	12
Ariidae	34	181
Ariolimacidae	1	1
Ariommatidae	1	12
Arionidae	8	1289
Ariophantidae	24	147
Aristeidae	9	21
Aristiidae	1	2
Arixeniidae	1	1
Arkyidae	1	2
Armadillidae	14	141
Armadillidiidae	10	46
Armaueriidae	0	2
Armilliferidae	1	6
Arminidae	3	80
Aromobatidae	5	258
Arrenuridae	1	649
Arrhenophanidae	1	2
Arrhopalitidae	2	61
Arripidae	1	4
Artamidae	5	13
Artedidraconidae	5	43
Artematopodidae	3	10
Artemiidae	1	60
Artheneidae	3	4
Arthroleptidae	8	164
Arthropleidae	1	2
Arulidae	5	6
Ascaphidae	1	2
Ascarididae	14	147
Ascaridiidae	1	9
Aschiphasmatidae	10	28
Ascidae	12	921
Ascidiidae	4	37
Ascopariidae	1	3
Ascorhynchidae	2	3
Ascouracaridae	2	2
Asellidae	17	371
Asilidae	288	1254
Asiopsocidae	1	2
Asperspinidae	1	13
Aspidoderidae	4	19
Aspidodiadematidae	2	5
Aspidogastridae	8	16
Aspidosiphonidae	3	38
Aspidostomatidae	2	2
Aspidytidae	2	2
Asplanchnidae	3	22
Aspredinidae	13	46
Assamiidae	18	50
Assimineidae	17	65
Astacidae	4	17
Astartidae	6	20
Astegistidae	4	53
Asteiidae	2	61
Asteriidae	42	129
Asterinidae	18	75
Asteriomyzostomidae	1	3
Asternoseiidae	1	4
Asterocheridae	4	8
Asterodiscididae	1	1
Asterolecaniidae	4	7
Asterometridae	2	4
Asteromyzostomidae	1	3
Asteronotidae	2	54
Asteronychidae	3	15
Asteropseidae	3	3
Asteroschematidae	4	42
Astriclypeidae	3	3
Astroblepidae	1	167
Astrocoeniidae	3	7
Astrogorgiidae	2	21
Astropectinidae	17	84
Astroscleridae	3	6
Asyncorinidae	1	1
Atelecrinidae	2	3
Atelecyclidae	3	6
Ateleopodidae	3	11
Atelestidae	3	5
Atelidae	4	47
Ateluridae	2	4
Atemnidae	9	21
Athaliidae	3	56
Athericidae	5	23
Atherinidae	13	118
Atherinopsidae	13	137
Athienemanniidae	2	2
Athoracophoridae	2	2
Athorybiidae	1	3
Atlantidae	3	34
Atollidae	1	19
Atopetholidae	3	3
Atopochthoniidae	1	1
Atopomelidae	5	11
Atorellidae	2	3
Atractidae	7	8
Atractotrematidae	2	4
Atriplectididae	1	2
Atrochidae	1	1
Attelabidae	50	193
Attemsiidae	3	4
Attevidae	1	10
Aturidae	14	58
Atyidae	40	524
Atylidae	2	6
Atypidae	3	40
Auchenipteridae	24	112
Auchenoglanididae	4	24
Augaptilidae	6	30
Aulacidae	2	31
Aulacigastridae	2	18
Aulocalycidae	3	6
Aulolaimidae	1	2
Aulolaimoididae	1	1
Aulopidae	4	12
Auloplacidae	1	1
Aulopsammiidae	0	0
Aulorhynchidae	2	2
Aulostomidae	1	4
Auridistomidae	1	1
Australembiidae	1	13
Australimyzidae	1	3
Austrobalanidae	1	2
Austrochilidae	3	8
Austrodecidae	2	8
Austroglanididae	1	3
Austrognathiidae	2	6
Austroleptidae	1	3
Austroperlidae	8	15
Austropetaliidae	5	7
Austrophasmatidae	6	15
Autognetidae	2	20
Autostichidae	24	136
Avenzoariidae	15	56
Axianassidae	1	3
Axiidae	23	58
Axinellidae	9	98
Axinidae	4	4
Axonolaimidae	7	89
Axymyiidae	2	3
Azecidae	5	12
Azoricidae	1	23
Azotidae	0	22
Azygiidae	4	48
Babakinidae	1	3
Baccigeridae	1	1
Bacillidae	10	42
Badidae	2	43
Baeriidae	2	9
Baetidae	68	1018
Baetiscidae	1	7
Bagridae	19	253
Baicalarctiidae	2	4
Baicaliidae	11	37
Baikalogammaridae	1	1
Bairdiidae	3	12
Balaenicipitidae	1	1
Balaenidae	2	4
Balaenopteridae	2	13
Balanidae	25	409
Balanotaeniidae	1	1
Balellidae	1	1
Balistidae	12	47
Balitoridae	16	73
Balloniscidae	1	2
Ballophilidae	2	2
Balticinidae	1	2
Banjosidae	1	1
Banksinomidae	1	10
Barbarochthonidae	1	3
Barbouriidae	3	10
Barbourisiidae	1	1
Barbuccidae	1	1
Barbutiidae	1	1
Barentsiidae	2	11
Barleeiidae	4	10
Barychelidae	10	48
Baseodiscidae	2	46
Basiliolidae	5	6
Bastianiidae	2	5
Bathocyroidae	1	7
Bathyclupeidae	2	6
Bathycrinidae	2	7
Bathyctenidae	1	3
Bathydeviidae	1	1
Bathydoridae	1	3
Bathydorididae	1	1
Bathydraconidae	11	20
Bathyergidae	6	40
Bathyhedylidae	1	1
Bathylagidae	8	33
Bathylasmatidae	3	18
Bathymasteridae	3	6
Bathynellidae	15	146
Bathyodontidae	1	2
Bathypalaemonellidae	2	10
Bathyphelliidae	2	1
Bathypontiidae	2	6
Bathyporeiidae	1	1
Bathysauridae	1	2
Bathysauroididae	1	1
Bathysauropsidae	1	1
Bathysciadiidae	1	5
Bathyspinulidae	2	6
Bathysquillidae	2	2
Bathyteuthidae	1	11
Bathytropidae	1	2
Batillariidae	2	8
Batillipedidae	1	9
Batoteuthidae	1	1
Batrachedridae	4	45
Batrachideidae	0	1
Batrachoididae	18	54
Batrachostomatidae	1	5
Batrachotrematidae	1	1
Batrachylidae	3	10
Bazingidae	1	1
Bdellidae	8	644
Bdellodrilidae	1	1
Bdellouridae	4	6
Beaniidae	2	17
Bedelliidae	1	17
Bedotiidae	2	30
Beesoniidae	3	4
Behningiidae	3	4
Belidae	25	67
Belliidae	1	2
Belohinidae	1	1
Belondiridae	8	35
Belonidae	12	70
Belonolaimidae	7	15
Belostomatidae	11	235
Bembridae	2	6
Benedictiidae	2	11
Benthesicymidae	11	31
Bentheuphausiidae	1	1
Benthimermithidae	1	3
Benthopectinidae	6	16
Beraeidae	5	14
Bernieridae	7	10
Beroidae	1	20
Berothidae	14	27
Berycidae	2	17
Berytidae	13	38
Bethylidae	68	762
Biancolinidae	1	1
Biantidae	3	9
Bibionidae	2	160
Bicirronematidae	2	4
Biemnidae	3	25
Bipedidae	1	4
Biphyllidae	5	26
Bitectiporidae	6	22
Bitectoporidae	1	1
Bithyniidae	8	37
Bittacidae	5	27
Bivesiculidae	2	3
Blaberidae	97	481
Blackfordiidae	1	3
Blanidae	1	8
Blaniulidae	6	7
Blasticotomidae	2	10
Blastobasidae	10	506
Blattellidae	49	236
Blattidae	42	242
Blattisociidae	5	216
Blenniidae	45	470
Blephariceridae	18	105
Blepharipodidae	2	4
Blissidae	11	38
Bochicidae	1	2
Bodotriidae	13	27
Boettgerillidae	1	2
Boganiidae	2	2
Bogatiidae	1	3
Bogidiellidae	2	17
Boidae	13	65
Bolboceratidae	5	16
Bolbophoridae	1	21
Bolinopsidae	2	17
Bolitaenidae	2	9
Bolitophilidae	0	17
Boloceroididae	3	9
Bolyeridae	1	1
Bombinatoridae	2	12
Bombycidae	22	112
Bombycillidae	5	8
Bombyliidae	88	388
Bomolochidae	5	10
Bonelliidae	9	25
Boniniidae	1	18
Boopidae	4	10
Bopyridae	28	57
Boreidae	2	14
Boreohydridae	1	1
Boridae	2	5
Bornellidae	1	9
Boselliidae	1	12
Bosminidae	3	68
Bostrichidae	35	85
Bothidae	19	134
Bothitrematidae	1	1
Bothrideridae	13	40
Bothriembryontidae	3	3
Bothriocephalidae	13	117
Bothrioplanidae	1	2
Bothriuridae	7	69
Botiidae	8	66
Botrucnidiferidae	2	6
Botryllophilidae	1	1
Bouchetispiridae	1	1
Bougainvilliidae	10	79
Bourgueticrinidae	1	4
Bourletiellidae	4	2083
Bovichtidae	2	7
Bovicoliidae	3	10
Bovidae	57	241
Brachaeluridae	1	2
Brachionichthyidae	3	12
Brachionidae	9	690
Brachioteuthidae	1	13
Brachodidae	5	17
Brachycentridae	6	178
Brachycephalidae	2	146
Brachyceridae	22	78
Brachychaeteumatidae	1	2
Brachychthoniidae	5	144
Brachycladiidae	7	33
Brachycoeliidae	4	16
Brachylaimidae	6	27
Brachypsectridae	1	1
Brachypteraciidae	4	5
Brachyscelidae	1	6
Brachystomatidae	0	6
Brachystomellidae	1	141
Braconidae	787	24835
Bradynobaenidae	3	15
Bradypodidae	1	5
Brahmaeidae	3	12
Bramidae	7	26
Branchinectidae	1	32
Branchiobdellidae	12	39
Branchiostomatidae	3	26
Branchipodidae	5	53
Braulidae	1	1
Brauninidae	1	2
Bregmacerotidae	1	44
Brentidae	55	151
Bresiliidae	1	3
Brevibuccidae	3	7
Brevicipitidae	5	83
Brevitalitridae	1	1
Briareidae	1	14
Briggsidae	0	0
Brisingidae	8	36
Brissidae	6	38
Brusiniidae	1	1
Bryconidae	3	81
Bryocryptellidae	2	8
Bryopsocidae	1	2
Bubaridae	6	12
Buccinanopsidae	1	1
Buccinidae	89	360
Bucconidae	9	27
Bucculatricidae	2	188
Bucephalidae	12	86
Bucerotidae	16	64
Bucorvidae	1	2
Buffonellodidae	2	2
Bufonidae	53	861
Bugulidae	13	63
Bulimulidae	19	237
Bullidae	1	18
Bullinidae	1	3
Bunocotylidae	1	2
Bunonematidae	1	37
Buprestidae	125	724
Burhinidae	3	8
Burramyidae	2	5
Bursidae	12	38
Buthidae	57	555
Byrrhidae	16	78
Byrsophlebidae	2	6
Bythitidae	19	124
Bythocytheridae	2	3
Bythograeidae	6	20
Bythotiaridae	4	7
Byturidae	4	13
Caballerotrematidae	2	4
Cabiropidae	2	4
Cacatuidae	7	22
Caddidae	5	11
Cadeidae	1	1
Caecidae	2	61
Caeciliidae	2	11
Caeciliusidae	12	931
Caeculidae	4	12
Caenidae	11	227
Caenolestidae	3	16
Cainocrinidae	1	1
Calabozoidae	1	1
Calamoceratidae	6	146
Calanidae	10	60
Calanticidae	4	20
Calappidae	10	61
Calcariidae	1	1
Calceostomatidae	2	3
Caleremaeidae	1	15
Calescharidae	1	1
Caligidae	12	195
Caligonellidae	3	8
Caliphyllidae	5	53
Caliscelidae	18	54
Callaeidae	4	6
Callanthiidae	2	5
Callianassidae	32	176
Callianideidae	5	7
Callianopsidae	1	1
Callichiridae	10	12
Callichthyidae	12	299
Callidulidae	4	6
Callineridae	1	1
Calliodentaliidae	0	1
Callionymidae	13	130
Calliopiidae	9	88
Callioplanidae	7	10
Calliostomatidae	7	44
Calliotropidae	3	9
Callipallenidae	11	75
Callipharixenidae	1	1
Calliphoridae	63	726
Callipodidae	2	4
Callirhipidae	4	15
Callistoplacidae	2	11
Callochitonidae	1	10
Callodistomidae	1	7
Calloporidae	11	56
Callorhinchidae	1	4
Callyspongiidae	4	79
Calmidae	1	2
Calocalanidae	1	18
Calocidae	7	134
Calohypsibiidae	1	5
Calometridae	2	2
Calomyscidae	1	22
Calophyidae	6	20
Calopiidae	1	3
Calopsocidae	1	3
Calopterygidae	20	180
Calthropellidae	1	3
Calviriidae	0	1
Calwelliidae	1	1
Calymnidae	1	1
Calyptocephalellidae	2	4
Calyptostomatidae	1	70
Calyptraeidae	16	95
Camacolaimidae	5	10
Camaenidae	189	1499
Camallanidae	6	54
Cambalidae	1	1
Cambalopsidae	10	52
Cambaridae	15	648
Camelidae	4	17
Camerobiidae	1	7
Camillidae	2	6
Camisiidae	4	164
Campanilidae	1	1
Campanulariidae	15	47
Campanulinidae	5	7
Campephagidae	12	86
Campichoetidae	1	4
Campodeidae	11	64
Camptandriidae	10	12
Campydoridae	1	1
Campylonotidae	1	2
Canacidae	7	30
Canariellidae	2	3
Cancellariidae	25	59
Cancellothyrididae	3	14
Cancerillidae	0	1
Cancridae	6	24
Cancrincolidae	1	1
Candaciidae	1	40
Candelabridae	2	8
Candidae	13	39
Candonidae	21	190
Canestriniidae	3	109
Canidae	14	66
Canopidae	1	3
Cantharidae	45	938
Canthocamptidae	13	62
Canthyloscelidae	1	2
Canuellidae	5	11
Capillariidae	9	140
Capilloventridae	1	7
Capingentidae	5	5
Capitellidae	12	283
Capneidae	1	3
Capnellidae	4	37
Capniidae	20	167
Caponiidae	5	16
Caprellidae	13	139
Caprimulgidae	19	74
Caprogammaridae	1	1
Caproidae	2	17
Capromyidae	5	11
Capsalidae	26	158
Capulidae	10	32
Carabidae	746	6461
Caraboacaridae	1	1
Caraboctonidae	4	12
Carabodidae	3	145
Caracanthidae	1	3
Carangidae	39	307
Carangoliopsidae	1	1
Carapidae	7	27
Carcharhinidae	13	120
Carcharodopharyngidae	1	1
Carcharolaimidae	1	2
Carcinidae	3	6
Carcinonemertidae	2	26
Cardiidae	44	212
Cardinalidae	14	54