Taxonomy summary
Only current list
Excluding species
Eukaryota
>
Metazoa
>
Nematoda
Family
Genus
Species
Acanthocheilidae
2
9
Achromadoridae
0
0
Actinolaimidae
6
22
Acuariidae
25
39
Aegialoalaimidae
1
4
Aetholaimidae
1
1
Agfidae
1
2
Alaimidae
4
33
Alirhabditidae
0
0
Allantonematidae
7
47
Alloionematidae
3
17
Amidostomidae
2
4
Amphibiophilidae
1
4
Anatonchidae
5
28
Anatrichosomatidae
1
5
Ancylostomatidae
7
103
Angiostomatidae
2
12
Angiostrongylidae
0
0
Anguillicolidae
1
5
Anguinidae
13
214
Anisakidae
16
581
Anoplostomatidae
2
48
Anticomidae
3
32
Aphanolaimidae
4
6
Aphelenchidae
8
69
Aphelenchoididae
23
699
Aponchiidae
0
0
Aporcelaimidae
11
195
Aproctidae
2
5
Ascarididae
14
152
Ascaridiidae
1
9
Aspidoderidae
4
20
Atractidae
7
9
Aulolaimidae
1
2
Aulolaimoididae
1
1
Axonolaimidae
7
92
Bastianiidae
2
7
Bathyodontidae
1
2
Belondiridae
13
45
Belonolaimidae
7
15
Benthimermithidae
2
6
Bicirronematidae
3
4
Bodonematidae
0
0
Brevibuccidae
3
7
Bunonematidae
1
38
Camacolaimidae
5
10
Camallanidae
6
62
Campydoridae
1
1
Capillariidae
10
164
Carcharolaimidae
1
2
Carnoyidae
5
30
Cephalobidae
25
482
Ceramonematidae
7
21
Chabertiidae
0
0
Chambersiellidae
4
14
Choanolaimidae
1
4
Chromadoridae
24
391
Chronogastridae
1
2
Comesomatidae
12
229
Coninckiidae
0
0
Coronostomatidae
1
1
Cosmocercidae
8
75
Creagrocercidae
1
3
Crenosomatidae
4
18
Criconematidae
14
604
Cryptonchidae
1
3
Cucullanidae
5
47
Cyartonematidae
0
0
Cyatholaimidae
16
145
Cylindrocorporidae
1
7
Cystidicolidae
8
19
Cystoopsidae
1
1
Daniconematidae
1
2
Daubayliidae
1
3
Deletrocephalidae
0
0
Desmidocercidae
2
3
Desmodoridae
29
248
Desmoscolecidae
5
129
Diaphanocephalidae
2
8
Dictyocaulidae
0
0
Dioctophymatidae
3
128
Diphterophoridae
1
2
Diphtherophoridae
3
37
Diplogasteridae
31
266
Diplogasteroididae
1
19
Diplopeltidae
7
30
Diplopeltoididae
1
6
Diplotriaenidae
3
8
Dolichodoridae
2
11
Dorylaimidae
16
86
Draconematidae
16
154
Dracunculidae
2
15
Drilonematidae
5
13
Ecphyadophoridae
4
25
Ektaphelenchidae
0
1
Elaphonematidae
1
2
Enchelidiidae
8
56
Enoplidae
3
53
Entaphelenchidae
0
0
Eophasmidae
0
0
Epsilonematidae
3
99
Ethmolaimidae
1
2
Filariidae
15
16
Filaroididae
4
14
Fusivermidae
0
0
Gnathostomatidae
6
48
Gongylonematidae
1
11
Habronematidae
8
22
Haemonchidae
0
0
Haliplectidae
2
17
Hedruridae
1
4
Heligmonellidae
3
7
Heligmosomidae
33
73
Hemicycliophoridae
3
112
Herpetostrongylidae
0
0
Heterakidae
4
57
Heterocheilidae
4
9
Heteroderidae
16
367
Heterorhabditidae
1
302
Heteroxynematidae
6
41
Hethidae
1
13
Homungellidae
2
2
Hoplolaimidae
7
243
Hystrignathidae
14
21
Ichthyocephalidae
2
3
Iotonchidae
3
11
Iotonchiidae
2
6
Ironidae
5
49
Isolaimiidae
1
5
Kathlaniidae
7
24
Lauratonematidae
1
6
Leptolaimidae
13
86
Leptonchidae
5
15
Leptosomatidae
10
46
Linhomoeidae
9
134
Longidoridae
6
413
Marimermithidae
2
4
Meloidogynidae
1
290
Merliniidae
9
103
Mermithidae
18
160
Mesidionematidae
1
2
Mesorhabditidae
0
0
Metastrongylidae
21
115
Metateratocephalidae
0
0
Meyliidae
0
0
Microlaimidae
7
67
Micropleuridae
1
1
Molineidae
23
60
Monhysteridae
12
145
Mononchidae
9
88
Monoposthiidae
3
15
Muspiceidae
1
3
Mydonomidae
1
9
Myenchidae
0
0
Mylonchulidae
2
54
Myolaimidae
1
6
Neodiplogasteridae
4
179
Neotonchidae
1
2
Neotylenchidae
10
188
Nicollinidae
0
0
Nordiidae
11
61
Nothotylenchidae
1
9
Nygolaimidae
6
34
Odontolaimidae
1
5
Odontopharyngidae
1
1
Ohridiidae
1
2
Ollulanidae
0
0
Onchocercidae
38
494
Oncholaimidae
13
217
Onchulidae
0
0
Ornithostrongylidae
0
1
Osstellidae
2
3
Oxystominidae
8
173
Oxyuridae
17
73
Panagrolaimidae
10
343
Pandolaimidae
1
2
Paramicrolaimidae
1
1
Paraphelenchidae
0
0
Pararhyssocolpidae
1
1
Parasitaphelenchidae
0
0
Parasitylenchidae
4
13
Peloderidae
0
0
Phanodermatidae
5
50
Pharyngodonidae
9
101
Philometridae
14
112
Physalopteridae
9
73
Plectidae
9
266
Pneumospiruridae
1
2
Pratylenchidae
12
460
Prismatolaimidae
2
90
Protostrongylidae
0
1
Protrelloididae
1
1
Pseudaliidae
7
16
Pseudodiplogasteridae
0
1
Pseudonymidae
2
4
Psilenchidae
1
1
Qudsianematidae
22
182
Quimperiidae
5
7
Ransomnematidae
1
1
Raphidascarididae
5
398
Rhabdiasidae
6
112
Rhabditidae
43
693
Rhabdochonidae
5
41
Rhabdodemaniidae
1
9
Rhabdolaimidae
1
7
Rhadinematidae
0
0
Rhaptothyreidae
1
1
Rhigonematidae
2
14
Richtersiidae
1
12
Rictulariidae
2
11
Robertdollfusidae
1
1
Seinuridae
1
2
Selachinematidae
11
60
Setariidae
1
10
Seuratidae
3
8
Siphonolaimidae
2
12
Skrjabillanidae
4
6
Soboliphymatidae
1
3
Sphaerolaimidae
4
42
Sphaeronematidae
2
9
Sphaerulariidae
12
134
Spirocercidae
7
23
Spiruridae
3
17
Steinernematidae
1
666
Stephanuridae
1
1
Strongylidae
95
477
Strongyloididae
2
50
Subuluridae
4
5
Swangeriidae
2
2
Syngamidae
4
23
Tarvaiidae
1
3
Telotylenchidae
10
92
Teratocephalidae
3
12
Tetradonematidae
1
1
Tetrameridae
2
27
Thelastomatidae
22
78
Thelaziidae
3
25
Thoracostomopsidae
11
268
Tobrilidae
9
61
Toxocaridae
1
8
Traklosiidae
2
1
Travassosinematidae
6
21
Trefusiidae
4
29
Trichinellidae
1
162
Trichodoridae
4
175
Trichosomoididae
3
61
Trichostrongylidae
52
265
Trichuridae
2
337
Tripylidae
3
73
Tripyloididae
2
60
Trischistomatidae
2
40
Tubolaimoididae
1
4
Tylenchidae
24
335
Tylencholaimellidae
2
15
Tylencholaimidae
4
37
Tylenchulidae
6
198
Tylopharyngidae
1
2
Ungellidae
3
7
Xennellidae
1
1
Xustrostomatidae
3
3
Xyalidae
22
257
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