Ec
- Echinocephalus
- Echinotheristus
- Echinuria
- Ecphyadophora
El
- Elaphonema
- Elaphonematidae
- Elaphostrongylus
- Eleutherolaimus
- Elzalia
En
- Enchelidiidae
- Enchodelus
Podrazred Enoplia
- Red Dorylaimida
- Red Enoplida
- Red Trefusiida
Animalia → Nematoda → Adenophorea
Red Enoplida
- Podred Dioctophymina
- Podred Enoplida incertae sedis
- Podred Enoplina
- Podred Ironina
- Porodica Trefusiidae Gerlach, 1966
- Podred Trichinellina
- Podred Tripyloidina
Nematoda → Adenophorea → Enoplia
Porodica Enoplidae Dujardin, 1845
- Rodovi: Enoplinae, Enoplus, Hyalacanthion, Oxyonchus, Starobogatovia, Trichenoplus
Nematoda → Adenophorea → Enoplia → Enoplida → Enoplina → Enoploidea
Podred Enoplina Chitwood & Chitwood, 1937
- Nadporodica Enoploidea Dujardin, 1845
- Nadporodica Oncholaimoidea Filipjev, 1916
Nematoda → Adenophorea → Enoplia → Enoplida
- Enoplochilus
Nadporodica Enoploidea Dujardin, 1845
- Porodica Anoplostomatidae
- Porodica Anticomidae Filipjev, 1918
- Porodica Enoplidae Dujardin, 1845
- Porodica Phanodermatidae Filipjev, 1927
- Porodica Thoracostomopsidae Filipjev, 1927
Nematoda → Adenophorea → Enoplia → Enoplida → Enoplina
- Enoploides
- Enoplolaimus
Enoplus Dujardin, 1845
- Enoplus alatus Ssaweljev, 1912
- Enoplus alpha
- Enoplus anisospiculus Hopper, 1968
- Enoplus auriculatus Ssaweljev, 1912
- Enoplus behringicus
- Enoplus benhami Ditlevsen, 1930
- Enoplus bisetosus
- Enoplus brachyuris Ditlevsen, 1923
- Enoplus brevis Bastian, 1865
- Enoplus californicus Allgén, 1947
- Enoplus communis Bastian, 1865
- Enoplus constrictus Ditlevsen, 1926
- Enoplus crassus Filipjev, 1916
- Enoplus demani de Man, 1886
- Enoplus edentatus von Linstow, 1900
- Enoplus elongatus
- Enoplus erythrophthalmus
- Enoplus flagellicaudatus Schuurmans Stekhoven, 1943
- Enoplus groenlandicus Ditlevsen, 1926
- Enoplus harlockae Inglis, 1964
- Enoplus heardensis Mawson, 1958
- Enoplus inermis Bastian, 1865
- Enoplus leydigii
- Enoplus littoralis Filipjev, 1918
- Enoplus macrophthalmus Eberth, 1863
- Enoplus maeoticus Filipjev, 1916
- Enoplus mammillatus Timm, 1959
- Enoplus marinus
- Enoplus meridionalis Steiner, 1921
- Enoplus michaelseni Linstow, 1896
- Enoplus micrognathus Allgén, 1947
- Enoplus microstomus
- Enoplus obtusocaudatus Eberth, 1863
- Enoplus oculatus
- Enoplus parabrevis Allgén, 1927
- Enoplus paralittoralis Wieser, 1953
- Enoplus pigmentosus Bastian, 1865
- Enoplus polaris Filipjev, 1946
- Enoplus quadridentatus Berlin, 1853
- Enoplus sacculus Gerlach, 1958
- Enoplus schulzi Gerlach, 1952
- Enoplus serratus Ditlevsen, 1926
- Enoplus sphaericus Kreis, 1928
- Enoplus stenodon
- Enoplus striatus Eberth, 1863
- Enoplus taipingensis Zhang & Zhou, 2012
- Enoplus tridentatus
- Enoplus velatus Wieser, 1959
Nematoda → Adenophorea → Enoplida → Enoploidea → Enoplidae
- Enterobius
Ep
- Epacanthion
- Epsilonella
- Epsilonema
- Epsilonematidae
- Epsilonematina
- Epsilonoides
Er
- Ereptonema
Et
- Ethmolaimus
Eu
- Eubostrichus
- Eucephalobus
- Euchromadora
- Eudorylaimus
- Eumorpholaimus
- Eurystomina
- Eurystominidae
- Eusynonchus
- Euteratocephalus
- Eutylenchus