Table A2.1:	GENBANK accession numbers and Principle Investigators for each sequence origin for all species used in this study
a) Nematode species
Sequence Name	GENBANK
Accession Number	Strain Code	Principle 
Investigator	
				
Acanthocheilonema viteae	xpublic		Blaxter	
Acanthopharynx micans	Y16911		Ott	
Acrobeles ciliatus	AF202148		DeLey	
Acrobeles complexus	U81577	WCUG2	VanFleteren	
Acrobeles sp.	U81576	PS1156	Thomas	
Acrobeloides bodenheimeri	AF202159	PS1158	DeLey	
Acrobeloides bodenheimeri	AF202162	PS2160	DeLey	
Acrobeloides nanus	xpublic		Blaxter	
Acrobeloides sp.	AF034391	PS1146	Thomas	
Adoncholaimus fuscus	xpublic		DeLey	
Adoncholaimus fuscus	xpublic		Meldal	
Adoncholaimus sp.	AF036642		DeLey	
Aduncospiculum halicti	U61759		Thomas	
Alaimus sp.	xpublic		DeLey	
Alaimus sp. 174	xpublic		DeLey	
Allodorylaimus sp.	xpublic		DeLey	
Anaplectus sp.	xpublic		DeLey	
Anatonchus sp.	xpublic		DeLey	
Anguillicola crassa	xpublic		Blaxter	
Anisakis sp.	U94365		Nadler	
Anisakis sp.	U81575		Thomas	
Anoplostoma sp.	xpublic		Meldal	
Aphelenchoides fragariae	xpublic		DeLey	
Aphelenchus avenae	AF036586		Blaxter	
Aphelenchus avenae	xpublic		Thomas	
Aporcelaimellus obtusicaudatus	xpublic		Blaxter	
Aporcelaimellus obtusicaudatus	xpublic		DeLey	
Ascaris lumbricoides	U94366		Nadler	
Ascaris sp.	M58348		Riutort	
Ascaris suum	AF036587		Blaxter	
Ascaris suum Nadler	U94367		Nadler	
Ascarophis cf. arctica	xpublic		Blaxter	
Ascolaimus elongatus	xpublic		Meldal	
Atrochromadora microlaima	xpublic		Meldal	
Axonolaimus helgolandicus	xpublic		Meldal	
Axonolaimus spinosus	xpublic		Petrov	
Bathylaimus assimilis	xpublic		DeLey	
Bathylaimus sp.	xpublic		Meldal	
Bathylaimus sp.	xpublic		DeLey	
Baylisascaris procyonis	U94368		Nadler	
Baylisascaris transfuga	U94369		Nadler	
Belondira apitica	xpublic		Mullin	
Boleodorus sp.	xpublic	clone2	DeLey	
Brevibucca sp.	AF202163	SB261	DeLey	
Brugia malayi	AF036588	TRSEdinburgh	Blaxter	
Brumptaemilius justini	AF036589		Blaxter	
Bunonema franzi	xpublic		DeLey	
Bunonema sp. C	xpublic	C	DeLey	
Bunonema sp.	xpublic	GB048	DeLey	
Bunonema sp.	xpublic	GB157	DeLey	
Bunonema sp.	U81582		Thomas	
Bursaphelenchus sp.	AF037369		Thomas	
Caenorhabditis briggsae	U13929	PB102	Fitch	
Caenorhabditis drosophilae	AF083025		Fitch	
Caenorhabditis elegans	X03680	N2	Sulston	
Caenorhabditis remanei	xpublic		DeLey	
Caenorhabditis remanei/vulgaris	U13931	EM464	Fitch	
Caenorhabditis sonorae	AF083026		Fitch	
Caenorhabditis sp.	AF083006	PS1010	Fitch	
Caenorhabditis sp.	U13930	CB5161	Fitch	
Caenorhabditis vulgaris	U13931		Fitch	
Calomicrolaimus parahonestus	xpublic		Meldal	
Calyptronema maxweberi	xpublic		Meldal	
Calyptronema maxweberi	xpublic		DeLey	
Campydora demonstrans	xpublic		Mullin	
Catanema sp.	Y16912		Ott	
Cephaloboides sp.	AF083027	SB227	Fitch	
Cephalobus cubaensis	AF202161	PS1197	DeLey	
Cephalobus oryzae	AF034390	PS1165	Thomas	
Cephalobus sp.	AF202158	PS1143	DeLey	
Cephalobus sp.	AF202160	PS1196	DeLey	
Cervidellus alutus	AF202152	PDL0004	DeLey	
Chiloplectus sp.	xpublic		DeLey	
Choriorhabditis dudichi	AF083012	SB122	Fitch	
Chromadora nudicapitata	xpublic		Meldal	
Chromadora nudicapitata	xpublic		DeLey	
Chromadora sp.	xpublic		Meldal	
Chromadorina germanica	xpublic		Meldal	
Chromadorita tentabunda	xpublic		Meldal	
Chromadoropsis vivipara	AF047891		Petrov	
Clarkus sp.	xpublic		DeLey	
Contracaecum multipapillatum	U94370		Nadler	
Criconema sp.	xpublic		DeLey	
Crustorhabditis scanica	AF083014	SB125	Fitch	
Crustorhabditis sp.	xpublic		DeLey	
Cruzia americana	U94371		Nadler	
Cruznema sp.	unknown			
Cruznema tripartitum	U73449	DF5015	Thomas	
Cuticularia sp.	U81583	PS2083	Thomas	
Cyartonema elegans	xpublic		Meldal	
Cyatholaimid species	xpublic		Meldal	
Cyatholaimus/Praeacanthonchus sp.	xpublic		Meldal	
Cylindrolaimus sp.	AF202149		DeLey	
Daptonema hirsuitum	xpublic		Meldal	
Daptonema normandicum	xpublic		Meldal	
Daptonema oxycerca	xpublic		Meldal	
Daptonema procerus	AF047889		Petrov	
Daptonema setosum	xpublic		Meldal	
Daptonema sp.	xpublic	AVR	DeLey	
Deladenus sp.	xpublic		DeLey	
Dentostomella sp.	AF036590		Blaxter	
Desmodora communis	xpublic		Meldal	
Desmodora ovigera	Y16913		Ott	
Desmolaimus zeelandicus	xpublic		Meldal	
Dichromadora sp.	xpublic		Meldal	
Diplogaster lethieri	AF036643		DeLey	
Diplolaimella sp.	xpublic		DeLey	
Diplolaimelloides meyli	AF036611		Blaxter	
Diplolaimelloides meyli	AF036644		DeLey	
Diploscapter sp.	AF083009	PS1897	Fitch	
Diploscapter sp.	U81586	PS2017	Thomas	
Dirofilaria immitis	AF036638		Garey	
Dirofilaria immitis RF	xpublic		Blaxter	
Discolaimium gracile	xpublic		Mullin	
Distolabrellus veechi	AF082999	DF5024	Fitch	
Distolabrellus veechi	AF083011	DWF1604	Fitch	
Ditylenchus angustus	xpublic		DeLey	
Dolichorhabditis sp.	AF036591	CEW1	Thomas	
Enoploides brunettii	xpublic		Meldal	
Enoplus anisospiculus	xpublic		DeLey	
Enoplus brevis	U88336		Petrov	
Enoplus communis	xpublic		Meldal	
Enoplus meridionalis	Y16914		Ott	
Eubostrichus dianeae	Y16915		Ott	
Eubostrichus parasitiferus	Y16916		Ott	
Eubostrichus topiarus	Y16917		Ott	
Eudorylaimus carteri	xpublic		DeLey	
Geocenamus quadrifer	xpublic		DeLey	
Geomonhystera disjuncta	xpublic		DeLey	
Globodera pallida	AF036592		Blaxter	
Gnathostoma binucleatum	Z96946		Bargues	
Gnathostoma neoprocyonis	Z96947		Bargues	
Gnathostoma turgidum	Z96948		Bargues	
Goezia pelagia	U94372		Nadler	
Haemonchus contortus	L04153		Zarlenga	
Haemonchus placei	L04154		Zarlenga	
Haemonchus similis	L04152		Zarlenga	
Halicephalobus gingivalis	AF202156	PDL0017	DeLey	
Halicephalobus gingivalis	xpublic		DeLey	
Helicotylenchus dihystera	xpublic		DeLey	
Hemicycliophora conida	xpublic		DeLey	
Heterakis sp.	AF083003	14690	Fitch	
Heterocheilus tunicatus	U94373		Nadler	
Heterorhabditis bacteriophora	AF036593		Blaxter	
Heterorhabditis bacteriophora 2	U70628		Liu & Berry	
Heterorhabditis hepialus	AF083004		Fitch	
Hypsibius sp.	Z93337		Moon	
Hysterothylacium fortalezae	U94374		Nadler	
Hysterothylacium pelagicum	U94375		Nadler	
Hysterothylacium reliquens	U94376		Nadler	
Iheringascaris inquies	U94377		Nadler	
Ironus dentifurcatus	xpublic		DeLey	
Isolaimium sp.	xpublic		Mullin	
Isolaimium sp. AR	xpublic	AR	Mullin	
Laxus cosmopolitus	Y16918		Ott	
Laxus oneistus	Y16919		Ott	
Leptonchus microdens	xpublic		Mullin	
Litomosoides sigmodontis	AF227233		Blaxter	
Loa loa	xpublic		Blaxter	
Loa loa old	xpublic		Blaxter	
Longidorus breviannulatus	xpublic		Mullin	
Longidorus elongatus	AF036594		Blaxter	
Meloidogyne arenaria	U42337		Thomas	
Meloidogyne artiellia	xpublic		DeLey	
Meloidogyne duytsi	xpublic		DeLey	
Meloidogyne exigua	xpublic		DeLey	
Meloidogyne hapla	xpublic		DeLey	
Meloidogyne ichinohei	xpublic		DeLey	
Meloidogyne incognita	U81578		Thomas	
Meloidogyne javanica	xpublic		Blaxter	
Meloidogyne maritima	xpublic		DeLey	
Meloidogyne microtyla	xpublic		DeLey	
Mermis nigrescens	AF036641		Blaxter	
Mesodorylaimus bastiani	xpublic		DeLey	
Mesodorylaimus japonicus	xpublic		DeLey	
Mesodorylaimus sp. cf. nigritulus	xpublic		DeLey	
Mesorhabditis anisomorpha	AF083013	SB123	Fitch	
Mesorhabditis sp.	U73452	PS1179	Thomas	
Mesorhabditis spiculigera	AF083016	SB157	Fitch	
Metachromadora remanei	xpublic	203	Meldal	
Metachromadora remanei	xpublic		DeLey	
Metachromadora sp.	AF036595		DeLey	
Metadesmolaimus sp.	xpublic		DeLey	
Microdorylaimus sp.	xpublic		DeLey	
Molgolaimus demani	xpublic		Meldal	
Mononchus truncatus	xpublic		DeLey	
Monoposthia costata	xpublic		Meldal	
Mylonchulus arenicolus	AF036596		DeLey	
Myolaimus sp.	xpublic		DeLey	
Myolaimus sp.	U81585		Blaxter	
Nacobbus aberrans	xpublic		DeLey	
Nematodirus battus	U01230	Weybridge	Zarlenga	
Neochromadora poecilosoma	xpublic		Meldal	
Nippostrongylus brasiliensis	AF036597		Blaxter	
Nudora bipapillata	xpublic		Meldal	
Odontophora rectangula	xpublic		Meldal	
Onchocerca cervicalis	xpublic		Blaxter	
Onchocerca gibsoni	xpublic		Blaxter	
Onchocerca volvulus	xpublic		Blaxter	
Oncholaimus sp.	xpublic		Meldal	
Oscheius dolichuroides	AF082998	DF5018	Fitch	
Oscheius insectivora	AF083019	SB169	Fitch	
Oscheius myriophila	U81588	EM435	Thomas	
Oscheius sp.	AF082994	BW282	Fitch	
Oscheius sp.	unknown	CEW1		
Oscheius sp.	AF082995	DF5000	Fitch	
Oscheius sp.	U81587	PS1131	Frisse	
Ostertagia ostertagi	AF036598		Blaxter	
Otostrongylus sp.	U81589		Thomas	
Panagrellus redivivus	AF036599		Blaxter	
Panagrellus redivivus	AF083007	PS1163	Fitch	
Panagrobelus stammeri	xpublic		DeLey	
Panagrobelus stammeri	AF202153	PDL0024	DeLey	
panagrolaimoid nematode	U81580	KR3021	Frisse	
Panagrolaimus sp. PDL	xpublic	PS1159	DeLey	
Panagrolaimus sp. WKT	U81579	PS1159	Thomas	
Paracanthonchus caecus	AF047888		Petrov	
Paractinolaimus macrolaimus	xpublic		DeLey	
Paracyatholaimus intermedius	xpublic		DeLey	
Parafilaroides sp.	U81590		Thomas	
Parascaris equorum	U94378		Nadler	
Parasitorhabditis sp.	AF083028	SB281	Fitch	
Paraspidodera sp.	AF083005	21303	Fitch	
Paratrichodorus anemones	AF036600		DeLey	
Paratrichodorus pachydermus	AF036601		DeLey	
Paratylenchus dianthus	xpublic		DeLey	
Pellioditis marina	AF083021	SB178	Fitch	
Pellioditis mediterranea	AF083020	SB173	Fitch	
Pellioditis typical	U13933	DF5026	Fitch	
Pelodera punctata	AF083018	SB160	Fitch	
Pelodera strongyloides	U13932	DF5022	Fitch	
Pelodera teres	AF083002	DF5016	Thomas	
Philonema sp. A	U81574			
Philonema sp. B	U81574		Thomas	
Philonema sp. C	xpublic		DeLey	
Plectonchus sp.	AF202154	PDL0025	DeLey	
Plectus acuminatus	AF037628	BS9	Thomas	
Plectus aquatilis	AF036602		DeLey	
Plectus minimus	xpublic		DeLey	
Plectus sp.	U61761		Thomas	
Poikilolaimus oxycerca	AF083023	SB200	Fitch	
Poikilolaimus regenfussi	AF083022	SB199	Fitch	
Poikilolaimus sp.	?	PS2083		
Pontonema vulgare	AF047890		Petrov	
Porrocaecum depressum	U94379		Nadler	
Praeacanthonchus punctatus	xpublic		DeLey	
Praeacanthonchus sp.	AF036612		DeLey	
Praeacanthonchus punctatus	xpublic		Meldal	
Pratylenchoides magnicauda	AF202157		DeLey	
Pratylenchoides ritteri	xpublic		DeLey	
Pratylenchus goodeyi	xpublic		DeLey	
Pratylenchus thornei	xpublic		DeLey	
Prionchulus muscorum	xpublic		DeLey	
Prismatolaimus intermedius	AF036603		DeLey	
Pristionchus lheritieri	AF036640		Garey	
Pristionchus pacificus	AF083010	PS312	Fitch	
Pristionchus pacificus	U81584	PS312	Thomas	
Protorhabditis sp.	AF083001	DF5055	Fitch	
Protorhabditis sp.	AF083024	SB208	Fitch	
Pseudacrobeles variabilis	AF202150	JB056	DeLey	
Pseudoterranova decipiens	U94380		Nadler	
Pungentus sp.	xpublic		DeLey	
Radopholus similis	xpublic		DeLey	
Rhabditella axei	U13934	DF5006	Fitch	
Rhabditella sp.	AF083000	DF5044		
Rhabditis blumi	U13935	DF5010	Fitch	
Rhabditis inermiformis	xpublic		DeLey	
Rhabditis myriophila	U13936	EM435	Fitch	
Rhabditis myriophila	U81588	DF5020	Fitch	
Rhabditis sp.	AF083006	PS1010	Fitch	
Rhabditis sp.	AF083008	PS1191	Fitch	
Rhabditoides inermiformis	?		VanFleteren?	
Rhabditoides inermiformis SB158	AF083017	SB158	Fitch	
Rhabditoides inermis	AF082996	DF5001	Fitch	
Rhabditoides regina	AF082997	DF5012	Fitch	
Rhabditophanes sp.	AF202151	KR3021	Thomas	
Rhabditophanes sp.	xpublic	KR3021	Blaxter	
Robbea hypermnestra	Y16921		Ott	
Rotylenchus robustus	xpublic		DeLey	
Sabatieria celtica	xpublic		Meldal	
Sabatieria punctata 200	xpublic		Meldal	
Sabatieria punctata 223	xpublic		Meldal	
Sabatieria punctata 343	xpublic		Meldal	
Sabatieria sp. 210	xpublic		Meldal	
Sabatieria sp. 335	xpublic		Meldal	
Scutellonema bradys	xpublic		DeLey	
Seleborca complexa	U81577		DeLey	
Setaria digitata	xpublic		Blaxter	
Setosabatieria hilarula	xpublic		Meldal	
Sphaerolaimus gracilis	xpublic		Meldal	
Sphaerolaimus hirsutus	xpublic		Meldal	
Spilophorella paradoxa	xpublic		Meldal	
Spirinia parasitifera	xpublic		Meldal	
Steinernema carpocapsae	AF036604		Blaxter	
Stilbonema majum	Y16922		Ott	
Strongyloides ratti	AF036605		Blaxter	
Strongyloides ratti MD	xpublic		Blaxter	
Strongyloides ratti MLB	xpublic		Blaxter	
Strongyloides ratti KT	U81581		Thomas	
Strongyloides stercoralis	AF279916		Blaxter	
Strongyloides stercoralis	xpublic		Blaxter	
Strongyloides stercoralis	M84229		Putland	
Strongylus equinus	xpublic		Blaxter	
Subanguina radicicola	AF202164		DeLey	
Syngamus trachea	AF036606		Blaxter	
Syringolaimus striatocaudatus	xpublic		Meldal	
Teratocephalus lirellus	AF036607		DeLey	
Teratorhabditis palmarum	U13937	DF5019	Fitch	
Teratorhabditis synpapillata	AF083015	SB131	Fitch	
Terranova caballeroi	U94381		Nadler	
Terschellingia longicaudata	xpublic		Meldal	
Theristus acer	xpublic		DeLey	
Theristus sp.	xpublic		DeLey	
Tobrilus gracilis	xpublic		DeLey	
Toxascaris leonina	U94383		Nadler	
Toxocara canis	AF036608		Blaxter	
Toxocara canis	U94382		Nadler	
Trichinella spiralis	U60231		Garey	
Trichodorus primitivus	AF036609		DeLey	
Trichuris muris	AF036637		Blaxter	
Tridentulus sp.	xpublic		DeLey	
Triligulla aluta	xpublic		DeLey	
Tripyla sp.	xpublic		DeLey	
Tripyloides sp.	xpublic		Meldal	
Tripyloides sp. PDL	xpublic		DeLey	
Trischistoma monohystera	xpublic		DeLey	
Turbatrix aceti	AF202165		DeLey	
marine Tylenchid	xpublic		Meldal	
Tylencholaimus sp.	xpublic		DeLey	
Tylenchorhynchus dubius	xpublic		DeLey	
Tylenchorhynchus maximus	xpublic		DeLey	
Tylenchulus semipenetrans	xpublic		DeLey	
Tylocephalus auriculatus	unknown			
Tylocephalus auriculatus	AF202155	PDL0030	DeLey	
Tylolaimophorus minor	xpublic		DeLey	
Viscosia sp. 251	xpublic		Meldal	
Viscosia sp. PDL	xpublic		DeLey	
Viscosia viscosa	xpublic		Meldal	
Wilsonema schuurmansstekhoveni	xpublic		DeLey	
Wuchereria bancrofti	AF227234		Blaxter	
Xiphinema dentatum	xpublic		DeLey	
Xiphinema flagellicaudatum	xpublic		DeLey	
Xiphinema rivesi	AF036610		Blaxter	
Xiphinema theresiae	xpublic		DeLey	
Xyzzors sp.	Y16923		Ott	
Zeldia punctata	U61760		Thomas	
Zygotylenchus guevarai	xpublic		DeLey	
b) Outgroup species
Sequence Name	GENBANK
Accession Number	Strain Code	Principle 
Investigator	
Chaetonotus sp.	AJ001735		Littlewood	
Chordodes morgani	AF036639		Blaxter	
Echiniscus viridissimus	AF056024		Garey	
Gordius albopunctatus	U88337		Petrov	
Gordius aquaticus	X80233		Winnepenninckx	
Gordius aquaticus	X87985		Winnepenninckx	
Gordius sp.	U51005		Turbeville	
Leptonemella sp.	Y16920		Ott	
Lepidodermella squammata	U29198		Winnepenninckx	
Macrobiotus hufelandi 	X81442		Giribet	
Macrobiotus sp.	U49912		Aguinaldo	
Macrobiotus sp.	U32393		Garey	
Milnesium tardigradum	U49909		Aguinaldo	
Paraspadella gotoi	D14362		Wada	
Priapulus caudatus	AF025927	D1100	Cohen	
Priapulus caudatus	X87984		Winnepenninckx	
Priapulus caudatus	Z38009		Petrov	
Pycnophyes kielensis	U67997		Petrov	
Sagitta crassa	D14363		Wada	
Sagitta elegans	Z19551		Telford	
Thulinia stephaniae	AF056023		Garey	
Turbanella cornuta	AF157007		Aleshin