Nematode Genera S to Z

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Nematodes Genera S to Z	Family	Putative Feeding	c-p Group	Feeding Group	Functional Guild	Internal Code

Sabanema	Heligmonellidae	animal parasites
Sabatieria	Cosmosomatidae	marine nematodes				G586mnu.htm
Sacrimarinema	Xyalidae	marine nematodes
Sadkonavis	Leptosomatidae	marine nematodes
Saevadorella	Nordiidae	omnivores	4	8	o4	G7134mnu.htm
Safianema	Anguinidae	plant feeders	2	1	h2	G126mnu.htm
Sahaynema	Trichostrongylidae	animal parasites
Sakia	Tylenchidae	plant feeders	2	1	h2	G118mnu.htm
Salesia	Hystrignathidae	animal parasites
Salimella	Qudsianematidae	predators	4	5	p4	G7263mnu.htm
Santafea	Chambersiellidae	bacteria feeders	2	3	b2	G912mnu.htm
Saprorhabditis	Rhabditidae	bacteria feeders	1	3	b1	G2232mnu.htm
Sarconema	Onchocercidae	animal parasites
Sarisodera	Heteroderidae	plant feeders	3	1	h3	G119mnu.htm
Sarsoma	Linhomoeidae	marine nematodes
Sarwaria	Haemonchidae	animal parasites
Sauertylenchus	Telotylenchidae	plant feeders	3	1	h3	G120mnu.htm
Sauricola	Strongylidae	animal parasites
Saveljevia	Thoracostomopsidae	marine predators
Scalpelus	Dorylaimidae	omnivores	4	8	o4	G7301mnu.htm
Scalpenchus	Leptonchidae	fungus feeders	4	2	f4	G7826mnu.htm
Scapidens	Aporcelaimidae	omnivores	5	8	o5	G768mnu.htm
Scaptrella	Xyalidae	marine nematodes
Scatonema	Allantonematidae	animal parasites
Schistonchus	Aphelenchoididae	plant feeders	2	1	h2	G220mnu.htm
Schiurodendrium	Heligmonellidae	animal parasites
Schrankiana	Atractidae
Schulzia	Molineidae	animal parasites
Schulzinema	Chabertiidae	animal parasites
Schwenkiella	Thelastomatidae	animal parasites
Sciuricola	Heligmonellidae	animal parasites
Scleralaimus	Amphidelidae	bacteria feeders	4	3	b4
Scleramphidelus	Amphidelidae	bacteria feeders	4	3	b4	G635mnu.htm
Scleroactinolaimus	Actinolaimidae	omnivores	5	8	o5	G7614mnu.htm
Sclerodorylaimus	Dorylaimidae	omnivores	5	8	o5	G7031mnu.htm
Sclerolabia	Thornenematidae	omnivores	5	8	o5	G7086mnu.htm
Sclerolaimus	Leptonchidae	fungus feeders	4	2	f4	G7846mnu.htm
Sclerorhabditis	Rhabditidae	bacteria feeders	1	3	b1	G2224mnu.htm
Sclerostylus	Leptonchidae	fungus feeders	4	2	f4	G7793mnu.htm
Scolpaniella	Comesomatidae	marine nematodes
Scottnema	Cephalobidae	bacteria feeders	2	3	b2	G2615mnu.htm
Scutellonema	Hoplolaimidae	plant feeders	3	1	h3	G121mnu.htm
Scutylenchus	Merliniidae	plant feeders	3	1	h3	G166mnu.htm
Sectonema	Aporcelaimidae	omnivores	5	8	o5	G736mnu.htm
Seinura	Aphelenchoididae	predators	2	5	p2	G216mnu.htm
Seleborca	Cephalobidae	bacteria feeders	2	3	b2	G2616mnu.htm
Semitobrilus	Tobrilidae	predators	3	5	p3	G604mnu.htm
Senegalonema	Hoplolaimidae	plant feeders	3	1	h3	G122mnu.htm
Serpentirhabdias	Rhabdiasidae	animal parasites
Serpinema	Camallanidae	animal parasites
Setaria	Onchocercidae	animal parasites
Setoplectus	Haliplectidae	bacteria feeders
Setosabatieria	Cosmosomatidae	marine nematodes
Setostephanolaimus	Camacolaimidae	marine nematodes
Setsalia	Tobrilidae	predators	3	5	p3
Seuratascaris	Ascarididae	animal parasite
Severianoia	Thelastomatidae	animal parasites				G9755mnu.htm
Shattukius	Molineidae	animal parasites
Sheraphelenchus	Aphelenchoididae	fungus feeders	2	2	f2	G219mnu.htm
Shikhobalovia	Trichostrongylidae	animal parasites
Sibayinema	Desmodoridae	marine nematodes
Sicaguttur	Thornenematidae	omnivores	5	8	o5	G707mnu.htm
Sicarius	Habronematidae	animal parasites
Siconema	Ungellidae	animal parasites				G1851mnu.htm
Siconemoides	Ungellidae	animal parasites
Sicorinema	Crateronematidae	omnivores	4	8	o4	G742mnu.htm
Sicorinemella	Crateronematidae	omnivores	4	8	o4	G7423mnu.htm
Siddiqia	Longidoridae	plant feeders	5	1	h5	G0951mnu.htm
Sigmaphoronema	Desmodoridae	marine nematodes
Sigmolenchus	Tylenchidae	plant feeders	2	1	h2	G1683mnu.htm
Silenchus	Tylenchidae	plant feeders	2	1	h2	G1031mnu.htm
Silvallis	Aporcelaimidae	omnivores	5	8	o5	G7381mnu.htm
Simpliconema	Simpliconematidae	marine nematodes
Sinanema	Monhysteridae
Sinospinata	Hystrignathidae	animal parasites
Siphonolaimus	Siphonolaimidae	marine nematodes
Sitadevinema	Monhysteridae
Skarbilovinema	Iotonchiidae	animal parasites				G184mnu.htm
Skibbenema	Dorylaimidae	omnivores	4	8	o4	G7302mnu.htm
Skrjabillanus	Skrjabillanidae	animal parasites
Skrjabinalius	Pseudaliidae	animal parasites
Skrjabinema	Oxyuridae	animal parasites
Skrjabingylus	Skrjabingylidae	animal parasites				G965mnu.htm
Skrjabinisakis	Anisakidae	animal parasites				G9101mnu.htm
Skrjabinocaulus	Protosrongylidae	animal parasites
Skrjabinocercella	Desmidocercidae	animal parasites
Skrjabinodentus	Strongylidae	animal parasites				G9785mnu.htm
Skrjabinodon	Pharyngodonidae	animal parasites
Smithsoninema	Camacolaimidae	marine nematodes				G4351mnu.htm
Soaresnema	Hystrignathidae	animal parasites
Sobolevyngylus	Angiostrongylidae	animal parasites
Soboliphyme	Soboliphymatidae	animal parasites
Solenolaimus	Siphonolaimidae
Solididens	Nygolaimidae	predators	5	5	p5	G6783mnu.htm
Southernia	Aegialoalaimidae
Southerniella	Diplopeltidae	marine nematodes
Spalacina	Heligmonellidae	animal parasites
Spauligodon	Oxyuridae	animal parasites
Spectatus	Kathlaniidae	animal parasites
Sphaeroamphis	Thorniidae	omnivores	4	8	o4	G7112mnu.htm
Sphaerocephalum	Linhomoeidae	marine nematodes
Sphaerolaimus	Sphaerolaimidae	marine predators	3	5	p3	G391mnu.htm
Sphaeronema	Tylenchulidae	plant feeders	3	1	h3	G123mnu.htm
Sphaerotheristus	Xyalidae	marine nematodes
Sphaerularia	Sphaerulariidae	insect associate	3	7	d3	G396mnu.htm
Spiculimermis	Mermithidae	animal parasites
Spiculocaulus	Protosrongylidae	animal parasites				G9322mnu.htm
Spiculopteragia	Haemonchidae	animal parasites
Spilophorella	Chromadoridae	marine nematodes	3	3	b3
Spilotylenchus	Parasitylenchidae	animal parasites
Spimtectus	Hedruridae	animal parasites
Spinicauda	Heterakidae	animal parasites
Spinitectus	Cystidicolidae	animal parasites				G953mnu.htm
Spinocephalus	Cephalobidae	bacteria feeders	2	3	b2	G2673mnu.htm
Spinodesmoscolex	Desmoscolecidae	marine nematodes
Spinodiplotriaena	Diplotriaenidae	animal parasites
Spinostrongylus	Molineidae	animal parasites
Spiramphinema	Xyalidae	marine nematodes
Spirina	Linhomoeidae	marine nematodes
Spirinia	Desmodoridae	marine nematodes				G5325mnu.htm
Spirobakerus	Spirocercidae	animal parasites
Spirobolbolaimus	Microlaimidae	marine nematodes
Spirocamallanus	Camallanidae	animal parasites
Spirocerca	Thelaziidae	animal parasites
Spirodesma	Desmodoridae	marine nematodes				G5322mnu.htm
Spironoura	Kathlaniidae	animal parasites
Spirophilometra	Philometridae	animal parasites
Spirostrongylus	Chabertiidae	animal parasites
Spiroxys	Gnathostomatidae	animal parasites				G9473mnu.htm
Spirura	Spiruridae	animal parasites				G9901mnu.htm
Sporonchulus	Mylonchulidae	predators	4	5	p4	G6581mnu.htm
Spratellus	Mackerrastrongylidae	animal parasites
Sprentia	Hystrignathidae	animal parasites
Squanema	Desmodoridae	marine nematodes
Squamafilaria	Aproctidae	animal parasites
Srivastavanema	Heligmonellidae	animal parasites
Stauratostoma	Thelastomatidae	animal parasites
Stefanskostrongylus	Angiostrongylidae	animal parasites
Stegelleta	Cephalobidae	bacteria feeders	2	3	b2	G2671mnu.htm
Stegelletina	Cephalobidae	bacteria feeders	2	3	b2	G2672mnu.htm
Stegorhabditis	Rhabditidae	bacteria feeders	1	3	b1	G2283mnu.htm
Steineria	Xyalidae	marine nematodes
Steinernema	Steinernematidae	bacteria feeders	2	3	b2	G832mnu.htm
Stelmioides	Cucullanidae	animal parasites
Stenodorylaimus	Nordiidae	omnivores	4	8	o4	G7152mnu.htm
Stenonchulus	Onchulidae	predators	3	5	p3	G611mnu.htm
Stenuroides	Pseudaliidae	animal parasites
Stenurus	Pseudaliidae	animal parasites
Stephanium	Mononchulidae	predators	4	8	o4	G7971mnu.htm
Stephanofilaria	Filariidae	animal parasites
Stephanolaimus	Camacolaimidae	marine nematodes				G4323mnu.htm
Stephanurus	Syngamidae	animal parasites
Steratocephalus	Teratocephalidae	bacteria feeders	3	3	b3
Stictylus	Neotylenchidae	fungus feeders	2	2	f2	G1482mnu.htm
Stilbonema	Desmodoridae	marine nematodes				G537mnu.htm
Stilestrongylus	Heligmonellidae	animal parasites
Stomacholaimus	Qudsianematidae	predators	4	5	p4	G7411mnu.htm
Stomachorhabditis	Rhabditidae	bacteria feeders	1	3	b1	G2284mnu.htm
Stopractinca	Actinolaimidae	omnivores	5	8	o5	G7615mnu.htm
Storobogotovia	Enoplidae	marine nematodes
Strelkovimermis	Mermithidae	animal parasites
Strongylacantha	Strongylacanthidae	animal parasites
Strongyloides	Strongyloididae	animal parasites				G233mnu.htm
Strongyluris	Heterakidae	animal parasites
Strongylus	Strongylidae	animal parasites				G979mnu.htm
Stygodesmodora	Desmodoridae	marine nematodes
Stylotheristus	Xyalidae	marine nematodes				G3822mnu.htm
Subanguina	Anguinidae	plant feeders	2	1	h2	G124mnu.htm
Subsphaerolaimus	Sphaerolaimidae	marine nematodes
Subulura	Subulura	animal parasites
Sucamphida	Ungellidae	animal parasites
Sudhausia	Diplogastridae	bacteria feeders	1	3	b1	G3262mnu.htn
Suifilaria	Filariidae	animal parasites
Suifunema	Thelastomatidae	animal parasites				G9753mnu.htm
Sulcascaris	Anisakidae	animal parasites
Sulphuritylenchus	Allantonematidae	animal parasites
Suncinema	Heligmosomidae	animal parasites
Sutarostrongylus	Herpetostrongylidae	animal parasites
Suttonema	Heligmonellidae	animal parasites
Swangeria	Belondiridae	plant feeders	5	1	h5	G755mnu.htm
Sychnotylenchus	Anguinidae	plant feeders	2	2	f2	G125mnu.htm
Symplocostoma	Enchelidiidae	marine nematodes
Symplocostomella	Enchelidiidae	marine nematodes
Syncheilaxonchium	Belondiridae	plant feeders	5	1	h5	G7511mnu.htm
Syngamus	Syngamidae	animal parasites
Synhimantus	Acuariidae	animal parasites				G948mnu.htm
Synodontium	Axonolaimidae	marine nematodes
Synodontoides	Axonolaimidae	marine nematodes
Synoecnema	Ungellidae	animal parasites				G185mnu.htm
Synonchiella	Richtersiidae	marine nematodes
Synonchium	Richtersiidae	marine nematodes
Synonchoides	Leptosomatidae	marine nematodes
Synonchus	Leptosomatidae	marine nematodes
Syphabulea	Oxyuridae	animal parasites
Syphacia	Oxyuridae	animal parasites
Syphaciella	Heteroxynematidae	animal parasites
Sypharista	Oxyuridae	animal parasites
Syringolaimus	Ironidae	marine/fw nematodes
Syringonomus	Leptosomatidae	marine nematodes
Tachygonetria	Pharyngodonidae	animal parasites
Tachynema	Mackerrastrongylidae	animal parasites
Tadaridanema	Molineidae	animal parasites
Talanema	Qudsianematidae	omnivores	4	8	o4	G7412mnu.htm
Tanqua	Gnathostomatidae	animal parasites				G9472mnu.htm
Tantunema	Tylencholaimidae	fungus feeders	4	2	f4	G796mnu.htm
Tanzanius	Paratylenchidae	plant feeders	2	1	h2	G1032mnu.htm
Tapia	Leptosomatidae	marine nematodes
Tapironema	Cooperiidae	animal parasites
Tarantobelus	Brevibuccidae	bacteria feeders	1	3	b1	G300mnu.htm
Tarvaia	Tarviidae	marine nematodes
Tasmanema	Mackerrastrongylidae	animal parasites
Teladorsagia	Haemonchidae	animal parasites
Telotylenchus	Telotylenchidae	plant feeders	3	1	h3	G174mnu.htm
Tendinema	Paraxonchiidae	omnivores	4	8	o4	G7311mnu.htm
Tenuidraconema	Draconematidae	marine nematodes				G5386mnu.htm
Tenunemellus	Tylenchidae	plant feeders	2	1	h2	G168mnu.htm
Teporingonema	Cooperiidae	animal parasites
Teratocephalus	Teratocephalidae	bacteria feeders	3	3	b3	G311mnu.htm
Teratodiplogaster	Diplogastridae	bacteria feeders	1	3	b1	G3261mnu.htm
Teratolobus	Cephalobidae	bacteria feeders	2	3	b2	G2691mnu.htm
Teratorhabditis	Rhabditidae	bacteria feeders	1	3	b1	G2282mnu.htm
Ternidens	Chabertiidae	animal parasites
Terranova	Anisakidae	animal parasites				G9105mnu.htm
Terschellingia	Linhomoeidae	marine nematodes				G4021mnu.htm
Terschellingioides	Linhomoeidae	marine nematodes
Tethystrongylus	Chabertiidae	animal parasites
Tetlyus	Thelastomatidae	animal parasites
Tetrabothiostrongylus	Mackerrastrongylidae	animal parasites
Tetradonema	Tetradonematidae	animal parasites
Tetrameres	Tetrameridae	animal parasites
Tetylenchus	Dolichodoridae	plant feeders	3	1	h3	G128mnu.htm
Thada	Anguinidae	plant feeders	2	1	h2	G129mnu.htm
Thainema	Ungellidae	animal parasites
Thaistrongylus	Angiostrongylidae	animal parasites
*Thalassironus*	Ironidae	marine/fw nematodes
Thalassolaimus	Oxystominidae	marine/freshwater nematodes
Thalassomonhystera	Monhysteridae	marine nematodes				G3781mnu.htm
Thalassonema	Marimermithidae	marine parasites
Thaliostonema	Chabertiidae	animal parasites
Thaumamermis	Mermithidae	animal parasites
Thecavermiculatus	Heteroderidae	plant feeders	3	1	h3	G130mnu.htm
Theileriana	Strongylidae	animal parasites
Thelandros	Oxyuridae	animal parasites				G996mnu.htm
Thelastoma	Thelastomatidae	animal parasites				G9754mnu.htm
Thelazia	Thelaziidae	animal parasites
Thelonema	Linhomoeidae	marine nematodes
Theristus	Xyalidae	marine nematodes				G382mnu.htm
Thripinema	Allantonematidae	animal parasites
Thonus	Dorylaimidae	omnivores	4	8	o4	G721mnu.htm
Thoonchus	Enchelidiidae	marine nematodes
Thoracostoma	Leptosomatidae	marine nematodes
Thoracostomopsis	Thoracostomopsidae	marine predators
Thornedia	Nordiidae	omnivores	4	8	o4	G7138mnu.htm
Thorneella	Thorniidae	omnivores	4	8	o4	G7111mnu.htm
Thornenema	Thornenematidae	omnivores	5	8	o5	G710mnu.htm
Thornia	Thorniidae	omnivores	4	8	o4	G711mnu.htm
Thorniosa	Thorniidae	omnivores	4	8	o4	G717mnu.htm
Thubunaea	Physalopteridae	animal parasites
Thylonema	Chabertiidae	animal parasites
Thylostrongylus	Chabertiidae	animal parasites
Tigronchoides	Anatonchidae	predators	4	5	p4	G6601mnu.htm
Timminema	Thornenematidae	omnivores	5	8	o5	G7088mnu.htm
Timmungella	Ungellidae	animal parasites
Timmus	Mydonomidae	omnivores	4	8	o4	G7883mnu.htm
Tlacuatzoxyuris	Oxyuridae	animal parasites
Tobrilia	Tripylidae	predators	3	5	p3	G626mnu.htm
Tobriloides	Onchulidae	predators	3	5	p3	G610mnu.htm
Tobrilonchulus	Onchulidae	predators	3	5	p3
Tobrilus	Tobrilidae	predators	3	5	p3	G601mnu.htm
Tokorhabditis	Rhabditidae	bacteria feeders	1	3	b1	G2225mnu.htm
Tonoscolecinema	Drilonematidae	animal parasites				G1511mnu.htm
Torquenema	Chabertiidae	animal parasites
Torrestrongylus	Molineidae	animal parasites
Torumanawa	Dorylaimidae	omnivores	4	8	o4	G732mnu.htm
Toryneurus	Pseudaliidae	animal parasites
Toxascaris	Ascarididae	animal parasite
Toxocara	Ascarididae	animal parasites				G939mnu.htm
Trachactinolaimus	Actinolaimidae	omnivores	5	8	o5	G7701mnu.htm
Trachypharynx	Chabertiidae	animal parasites
Trachypleurosum	Actinolaimidae	omnivores	4	8	o4	G770mnu.htm
Trakiosia	Thelastomatidae	animal parasites
Travnema	Pharyngodonidae	animal parasites
Travassosascaris	Ascarididae	animal parasite
Travassosinema	Travassosinematidae	animal parasites
Travassosnema	Guyanemidae	animal parasites				G9412mnu.htm
Travassosius	Trichostrongylidae	animal parasites
Travassostrongylus	Viannaiidae	animal parasites
Trefusia	Trefusiidae	marine nematodes
Trefusialaimus	Trefusiidae	marine nematodes
Tremonema	Tylenchidae	plant feeders	2	1	h2	G1681mnu.htm
Triaulolaimus	Leptosomatidae	marine nematodes
Tricaenonchus	Cobbonchidae	predators	4	5	p4
Tricephalobus	Panagrolaimidae	bacteria feeders	1	3	b1	G284mnu.htm
Triceratonema	Leptosomatidae	marine nematodes
Trichenoplus	Enoplidae	marine nematodes
Trichethmolaimus	Ethmolaimidae	marine nematodes
Trichinella	Trichinellidae	animal parasites				G950mnu.htm
Trichochenia	Molineidae	animal parasites
Trichodorus	Trichodoridae	plant feeders	4	1	h4	G131mnu.htm
Trichofreitasia	Heligmonellidae	animal parasites
Trichohelix	Molineidae	animal parasites
Tricholeiperia	Molineidae	animal parasites
Tricholinstowia	Heligmonellidae	animal parasites
Trichonchium	Leptonchidae	fungus feeders	4	2	f4
Trichoskrjabibia	Molineidae	animal parasites
Trichosomoides	Trichosomoididae	animal parasites
Trichospirura	Thelaziidae	animal parasites
Trichostrongyella	Trichostrongylidae	animal parasites
Trichostrongylus	Trichostrongylidae	animal parasites
Trichotheristus	Xyalidae	marine nematodes
Trichotravassosia	Heligmonellidae	animal parasites
Trichotylenchus	Dolichodoridae	plant feeders	3	1	h3	G132mnu.htm
Trichromadora	Chromadoridae	narine nematodes				G4722mnu.htm
Trichuris	Trichuridae	animal parasites				G952mnu.htm
Tricirronema	Bicirronematidae	bacteria feeders	2	3	b2	G919mnu.htm
Tricoma	Desmoscolecidae	marine nematodes				G908mnu.htm
Tridentoinfundibulum	Strongylidae	animal parasites				G9786mnu.htm
Tridentulus	Monhysteridae
Triepsilonema	Epsilonematidae	marine nematodes				G9021mnu.htm
Trifurcata	Molineidae	animal parasites
Trigonostonema	Chabertiidae	animal parasites
Trileptium	Thoracostomopsidae	marine nematodes				G596mnu.htm
Trilobostrongylus	Angiostrongylidae	animal parasites
Triodontolaimus	Triodontolaimidae	marine nematodes
Triodontophorus	Strongylidae	animal parasites
Tripius	Sphaerulariidae	insect associate	3	7	d3
Tripyla	Tripylidae	predators	3	5	p3	G621mnu.htm
Tripylella	Tripylidae	predators	3	5	p3	G625mnu.htm
Tripylina	Trischistomatidae	predators	3	5	p3	G624mnu.htm
Tripylium	Monhysteridae
Tripyloides	Tripyloididae	marine nematodes
Trischistoma	Trischistomatidae	predators	3	5	p3	G622mnu.htm
Trissonchulus	Ironidae	marine/fw nematodes
Triumphalisnema	Hystrignathidae	animal parasites
Triversus	Dolichodoridae	plant feeders	3	1	h3	G133mnu.htm
Trochamus	Chromadoridae	marine nematodes
Troglostrongylus	Crenosomatidae	animal parasites				G9591mnu.htm
Trophomera	Benthimermithidae	marine nematodes
Trophomermis	Mermithidae	animal parasites
Trophonema	Tylenchulidae	plant feeders	3	1	h3	G134mnu.htm
Trophotylenchulus	Tylenchulidae	plant feeders	3	1	h3	G136mnu.htm
Trophurus	Telotylenchidae	plant feeders	3	1	h3	G135mnu.htm
Trualaimus	Bicirronematidae	bacteria feeders	2	3	b3	G9181mnu.htm
Truttaedacnitis	Cucullanidae	animal parasites
Truxonchus	Anatonchidae	predators	4	5	p4
Trypanoxyuris	Oxyuridae	animal parasites
Tsuganema	Thelastomatidae	animal parasites
Tubixaba	Aporcelaimidae	omnivores	5	8	o5	G7382mnu.htm
Tubolaimella	Leptosomatidae	marine nematodes
Tubolaimoides	Tubolaimoididae
Tubolaimus	Monhysteridae
Tuerkiana	Leptosomatidae	marine nematodes
Tumiota	Sphaeronematidae	plant feeders	3	1	h3	G1232mnu.htm
Tupaiostrongylus	Molineidae	animal parasites
Turbatrix	Panagrolaimidae	bacteria feeders	1	3	b1	G285mnu.htm
Turgida	Physalopteridae	animal parasites
Tutunema	Hethidae	animal parasites
Tylaphelenchus	Aphelenchoididae	fungus feeders	2	2	f2	G2193mnu.htm
Tylenchocriconema	Paratylenchidae	plant feeders	2	1	h2	G137mnu.htm
Tylenchodoroides	Tylencholaimidae	fungus feeders	4	2	f4	G7907mnu.htm
Tylenchodorus	Tylencholaimidae	fungus feeders	4	2	f4	G7908mnu.htm
Tylencholaimellus	Tylencholaimellidae	fungus feeders	4	2	f4	G785mnu.htm
Tylencholaimus	Tylencholaimidae	fungus feeders	4	2	f4	G786mnu.htm
Tylenchorhynchus	Telotylenchidae	plant feeders	3	1	h3	G138mnu.htm
Tylenchulus	Tylenchulidae	plant feeders	3	1	h3	G139mnu.htm
Tylenchus	Tylenchidae	plant feeders	2	1	h2	G140mnu.htm
Tyleptus	Leptonchidae	fungus feeders	4	2	f4	G7841mnu.htm
Tylocephalus	Plectidae	bacteria feeders	2	3	b2	G423mnu.htm
Tylodorus	Tylenchidae	plant feeders	2	1	h2	G141mnu.htm
Tylolaimophorus	Diphtherophoridae	fungus feeders	3	2	f3	G803mnu.htm
Tylopharynx	Tylopharyngidae	fungus feeders	2	2	f2	G351mnu.htm
Typhlophorus	Heterocheilidae	animal parasites				G1089mnu.htm
Typhlopsia	Molineidae	animal parasites
Udonchus	Rhabdolaimidae	bacteria feeders	3	3	b3	G462mnu.htm
Uliginotylenchus	Telotylenchidae	plant feeders	3	1	h3	G171mnu.htm
Ultratenella	Tylenchidae	plant feeders	2	1	h2	G1682mnu.htm
Umingmakstrongylus	Protosrongylidae	animal parasites
Uncinaria	Ancylostomatidae	animal parasites				G961mnu.htm
Ungella	Ungellidae	animal parasites
Unicorninema	Ungellidae	animal parasites
Uniqaxonchium	Belondiridae	unknown				G7516mnu.htm
Urangabadensis	Axonolaimidae	marine nematodes
Urbanonema	Hystrignathidae	animal parasites
Urucuia	Carnoyidae	animal parasites
Usarpnema	Desmoscolecidae	marine nematodes
Utahnema	Leptonchidae	fungus feeders	4	2	f4	G7821mnu.htm
Valvaelaimus	Xyalidae	marine nematodes
Vanderlindia	Tylencholaimidae	fungus feeders	4	2	f4	G791mnu.htm
Varestrongylus	Protosrongylidae	animal parasites				G9326mnu.htm
Vasostoma	Comesomatidae	marine nematodes
Vaucherus	Herpetostrongylidae	animal parasites
Veleshkinema	Sphaerulariidae	insect associate	3	7	d3
Ventelia	Hystrignathidae	animal parasites
Verutus	Heteroderidae	plant feeders	3	1	h3	G142mnu.htm
Vexillata	Ornithostrongylidae	animal parasites
Viannaia	Viannaiidae	animal parasites				G362mnu.htm
Viannella	Viannaiidae	animal parasites
Viguiera	Habronematidae	animal parasites				G9462mnu.htm
Viscosia	Oncholaimidae	marine nematodes				G1527mnu.htm
Vittatidera	Heteroderidae	plant feeders	3	1	h3	G153mnu.htm
Viverrostrongylus	Angiostrongylidae	animal parasites
Vogeloides	Pneumospiruridae	animal parasites
Vulcanonema	Hystrignathidae	animal parasites
Wachekitylenchus	Parasitylenchidae	animal parasites
Waerebekeia	Carnoyidae	animal parasites
Wakubitinema	Quimperiidae	animal parasites
Wallabinema	Chabertiidae	animal parasites
Wanaristrongylus	Amphibiophilidae	animal parasites
Wasimellus	Tylencholaimidae	fungus feeders	4	2	f4	G7953mnu.htm
Websternema	Molineidae	animal parasites
Wellcomia	Oxyuridae	animal parasites
Westindicus	Actinolaimidae	predators	5	5	p5	G7611mnu.htm
Wetanema	Thelastomatidae	animal parasites
Wieseria	Oxystominidae	marine/freshwater nematodes
Wiesoncholaimus	Oncholaimidae	marine nematodes
Willinema	Thornenematidae	omnivores	5	8	o5	G7088mnu.htm
Wilsonema	Plectidae	bacteria feeders	2	3	b2	G424mnu.htm
Woodwardostrongylus	Chabertiidae	animal parasites
Woolleya	Herpetostrongylidae	animal parasites
Wuchereria	Onchocercidae	animal parasites				G986mnu.htm
Wuia	Chabertiidae	animal parasites
Wuinema	Quimperiidae	animal parasites
Xennella	Xennellidae	marine nematodes
Xenocriconemella	Criconematidae	plant feeders	3	1	h3	G152mnu.htm
Xenocyatholaimus	Cyatholaimidae	marine nematodes
Xenolaimus	Xyalidae	marine nematodes
Xericola	Heligmonellidae	animal parasites
Xiphidorus	Longidoridae	plant feeders	5	1	h5	G175mnu.htm
Xiphinema	Longidoridae	plant feeders	5	1	h5	G143mnu.htm
Xiphinemella	Leptonchidae	fungus feeders	4	2	f4	G7822mnu.htm
Xustronema	Rhigonematidae	animal parasites
Xyala	Xyalidae	marine nematodes				G387mnu.htm
Xylorhabditis	Rhabditidae	bacteria feeders	1	3	b1	G0892mnu.htm
Xystrognathus	Ichthyocephalidae	animal parasites
Xyo	Hystrignathidae	animal parasites				G974mnu.htm
Xyzzors	Cyatholaimidae	marine nematodes
*Yagansiella*	Ungellidae	animal parasites
Yatinema	Heligmonellidae	animal parasites
Yeatesinia	Plectidae	bacteria feeders	2	3	b2	G4224mnu.htm
Ypsilonellus	Cephalobidae	bacteria feeders	2	3	b2
Zaglonema	Mackerrastrongylidae	animal parasites
Zalonema	Desmodoridae	marine nematodes				G5329mnu.htm
Zalophora	Rhigonematidae	animal parasites
Zeatylenchus	Anguinidae	plant feeders	2	1	h2	G161mnu.htm
Zeldia	Cephalobidae	bacteria feeders	2	3	b2	G2612mnu.htm
Zetalaimus	Leptonchidae	fungus feeders	4	2	f4	G7791mnu.htm
Zeylanema	Camallanidae	animal parasites
Zoniolaimus	Chabertiidae	animal parasites
Zullinius	Odontopharyngidae	predators	1	5	p1
Zygonemella	Xyalidae	marine nematodes
Zygotylenchus	Pratylenchidae	plant feeders	3	1	h3	G144mnu.htm
Zygradus	Pratylenchidae	plant feeders	3	1	h3