#NEXUS
BEGIN TAXA;
    Dimensions NTax = 344;
    TaxLabels 'Lampropeltis getula' 'Spalerosophis diadema' 'Coluber constrictor' 'Hapsidophrys smaragdina' 'Ahaetulla prasina' 'Calamaria yunnanensis' 'Calamaria pavimentata' 'Scaphiodontophis annulatus' 'Sibynophis collaris' 'Grayia ornata' 'Amphiesma stolatum' 'Rhabdophis subminiatus' 'Afronatrix anoscopus' 'Natrix natrix' 'Thamnophis sirtalis' 'Pseudoxenodon macrops' 'Pseudoxenodon karlschmidti' 'Pseudoxenodon bambusicola' 'Thermophis zhaoermii' 'Thermophis shangrila' 'Thermophis baileyi' 'Pseudalsophis steindachneri Santiago CTMZ4725' 'Pseudalsophis slevini Pinzon CTMZ4730' 'Pseudalsophis slevini Isabela CTMZ4721' 'Pseudalsophis steindachneri Santa Cruz CTMZ4740' 'Pseudalsophis biserialis San Cristobal CTMZ4659' 'Pseudalsophis dorsalis Santa Fe CTMZ4647' 'Pseudalsophis occidentalis Tortuga CTMZ4665' 'Pseudalsophis dorsalis Rabida CTMZ4727' 'Pseudalsophis hoodensis Espanola CTMZ4657' 'Pseudalsophis elegans CTMZ7428' 'Psomophis joberti' 'Psomophis genimaculatus' 'Psomophis obtusus' 'Erythrolamprus pygmaeus' 'Erythrolamprus melanotus' 'Erythrolamprus epinephelus' 'Erythrolamprus juliae' 'Erythrolamprus cursor' 'Erythrolamprus breviceps' 'Erythrolamprus mimus' 'Erythrolamprus aesculapii' 'Erythrolamprus typhlus' 'Erythrolamprus reginae' 'Erythrolamprus miliaris' 'Erythrolamprus poecilogyrus' 'Erythrolamprus ceii' 'Erythrolamprus almadensis' 'Erythrolamprus jaegeri' 'Erythrolamprus atraventer' 'Xenodon pulcher' 'Xenodon matogrossensis' 'Xenodon semicinctus' 'Xenodon histricus' 'Xenodon nattereri' 'Xenodon guentheri' 'Xenodon dorbignyi' 'Xenodon neuwiedii' 'Xenodon merremii' 'Xenodon werneri' 'Xenodon severus' 'Lygophis flavifrenatus' 'Lygophis meridionalis' 'Lygophis paucidens' 'Lygophis anomalus' 'Lygophis elegantissimus' 'Lygophis lineatus' 'Uromacer frenatus' 'Uromacer oxyrhynchus' 'Uromacer catesbyi' 'Arrhyton dolichura' 'Arrhyton tanyplectum' 'Arrhyton procerum' 'Arrhyton landoi' 'Arrhyton vittatum' 'Arrhyton supernum' 'Arrhyton taeniatum' 'Magliophis stahli' 'Magliophis exiguum' 'Alsophis antillensis' 'Alsophis manselli' 'Alsophis sibonius' 'Alsophis sajdaki' 'Alsophis rufiventris' 'Alsophis rijgersmaei' 'Hypsirhynchus scalaris' 'Hypsirhynchus ferox' 'Hypsirhynchus parvifrons' 'Schwartzophis funereum' 'Schwartzophis polylepis' 'Schwartzophis callilaemus' 'Darlingtonia haetiana' 'Borikenophis portoricensis' 'Borikenophis prymnus' 'Borikenophis variegatus' 'Ialtris dorsalis' 'Haitiophis anomalus' 'Caraiba andreae' 'Cubophis vudii' 'Cubophis cantherigerus' 'Cubophis caymanus' 'Cubophis ruttyi' 'Cubophis fuscicauda' 'Pseudoboa coronata' 'Pseudoboa nigra' 'Pseudoboa neuwiedii' 'Rhachidelus brazili' 'Clelia clelia' 'Boiruna maculata' 'Phimophis guerini' 'Paraphimophis rusticus' 'Mussurana bicolor' 'Drepanoides anomalus' 'Oxyrhopus fitzingeri' 'Rodriguesophis iglesiasi' 'Oxyrhopus trigeminus' 'Oxyrhopus guibei' 'Oxyrhopus rhombifer' 'Oxyrhopus melanogenys' 'Oxyrhopus petola' 'Oxyrhopus formosus' 'Oxyrhopus clathratus' 'Siphlophis ayauma' 'Siphlophis cervinus' 'Siphlophis compressus' 'Siphlophis pulcher' 'Siphlophis longicaudatus' 'Hydrodynastes bicinctus' 'Hydrodynastes gigas' 'Thamnodynastes rutilus' 'Thamnodynastes strigatus' 'Thamnodynastes lanei' 'Thamnodynastes hypoconia' 'Thamnodynastes pallidus' 'Tomodon dorsatus' 'Gomesophis brasiliensis' 'Ptychophis flavovirgatus' 'Calamodontophis paucidens' 'Pseudotomodon trigonatus' 'Tachymenis peruviana' 'Helicops nentur' 'Helicops carinicaudus' 'Helicops gomesi' 'Helicops angulatus' 'Helicops infrataeniatus' 'Helicops pictiventris' 'Helicops hagmanni' 'Pseudoeryx plicatilis' 'Hydrops triangularis' 'Philodryas psammophidea' 'Philodryas agassizii' 'Philodryas patagoniensis' 'Philodryas aestiva' 'Philodryas georgeboulengeri' 'Philodryas argentea' 'Philodryas viridissima' 'Philodryas olfersii' 'Philodryas trilineata' 'Philodryas baroni' 'Philodryas mattogrossensis' 'Philodryas nattereri' 'Tropidodryas serra' 'Tropidodryas striaticeps' 'Apostolepis dimidiata' 'Apostolepis albicollaris' 'Apostolepis flavotorquata' 'Apostolepis rondoni' 'Apostolepis cearensis' 'Apostolepis assimilis' 'Elapomorphus quinquelineatusB' 'Phalotris mertensi' 'Phalotris lativittatus' 'Phalotris nasutus' 'Phalotris lemniscatus' 'Phalotris reticulatus' 'Taeniophallus nicagus' 'Taeniophallus brevirostris' 'Taeniophallus affinis' 'Echinanthera melanostigma' 'Echinanthera undulata' 'Sordellina punctata' 'Xenopholis scalaris' 'Xenopholis undulatus' 'Caaeteboia amarali' 'Saphenophis antioquiensis' 'Crisantophis nevermanni' 'Conophis lineatus' 'Manolepis putnami' 'Atractus gigas' 'Atractus typhon' 'Atractus savagei' 'Atractus paucidens' 'Atractus modestus' 'Atractus zidocki' 'Atractus microrhynchus' 'Atractus occidentalis' 'Atractus dunni' 'Atractus esepe' 'Atractus iridescens' 'Atractus cerberus' 'Atractus reticulatus' 'Atractus multicinctus' 'Atractus badius' 'Atractus flammigerus' 'Atractus tartarus' 'Atractus zebrinus' 'Atractus trihedrurus' 'Atractus albuquerquei' 'Atractus duboisi' 'Atractus resplendens' 'Atractus schach' 'Atractus touzeti' 'Atractus major' 'Atractus elaps' 'Atractus lasallei' 'Atractus wagleri' 'Atractus lehmanni' 'Atractus roulei' 'Atractus pyroni' 'Atractus carrioni' 'Geophis godmani' 'Geophis juarezi' 'Geophis carinosus' 'Geophis dubius' 'Geophis turbidus' 'Geophis latifrontalis' 'Geophis occabus' 'Dipsas neivai' 'Dipsas variegata' 'Sibynomorphus vagus' 'Dipsas pavonina' 'Dipsas peruana' 'Sibynomorphus turgidus' 'Sibynomorphus mikanii' 'Dipsas catesbyi' 'Sibynomorphus neuwiedi' 'Sibynomorphus garmani' 'Sibynomorphus ventrimaculatus' 'Dipsas pratti' 'Dipsas albifrons' 'Dipsas indica' 'Dipsas articulata' 'Ninia atrata' 'Sibon noalamina' 'Sibon dimidiatus' 'Sibon nebulatus' 'Sibon annulatus' 'Tropidodipsas sartorii' 'Tropidodipsas fischeri' 'Cryophis hallbergi' 'Hydromorphus concolor' 'Tretanorhinus nigroluteus' 'Adelphicos quadrivirgatus' 'Hypsiglena torquata' 'Hypsiglena affinis' 'Hypsiglena ochrorhyncha' 'Hypsiglena unaocularus' 'Hypsiglena chlorophaea' 'Hypsiglena slevini' 'Hypsiglena jani' 'Pseudoleptodeira latifasciata' 'Hypsiglena tanzeri' 'Leptodeira rubricata' 'Leptodeira maculata' 'Leptodeira septentrionalis' 'Leptodeira bakeri' 'Leptodeira annulata' 'Leptodeira splendida' 'Leptodeira punctata' 'Leptodeira frenata' 'Leptodeira uribei' 'Imantodes gemmistratus' 'Imantodes cenchoa' 'Imantodes chocoensis' 'Imantodes lentiferus' 'Imantodes inornatus' 'Nothopsis rugosus' 'Tretanorhinus variabilis' 'Pliocercus euryzonus' 'Coniophanes fissidens' 'Trimetopon gracile' 'Rhadinaea flavilata' 'Rhadinaea fulvivittis' 'Amastridium veliferum' 'Tantalophis discolor' 'Synophis bogerti' 'Synophis zamora' 'Synophis insulomontanus' 'Synophis lasallei' 'Synophis niceforomariae' 'Synophis bicolor' 'Diaphorolepis wagneri' 'Synophis zaheri' 'Synophis calamitus' 'Farancia erytrogramma' 'Farancia abacura' 'Carphophis amoenus' 'Carphophis vermis' 'Diadophis punctatus' 'Heterodon simus' 'Heterodon nasicus' 'Heterodon platirhinos' 'Contia longicaudae' 'Contia tenuis' 'Sticophanes ningshaanensis' 'Hydrophis curtus' 'Laticauda colubrina' 'Bungarus fasciatus' 'Naja atra' 'Micrurus surinamensis' 'Calliophis maculiceps' 'Psammodynastes pulverulentus' 'Leioheterodon madagascariensis' 'Duberria lutrix' 'Gonionotophis capensis' 'Boaedon fuliginosus' 'Psammophylax variabilis' 'Rhamphiophis oxyrhynchus' 'Amblyodipsas polylepis' 'Aparallactus capensis' 'Atractaspis micropholis' 'Homoroselaps lacteus' 'Homalopsis buccata' 'Cerberus rynchops' 'Enhydris bocourti' 'Bothriechis schlegelii' 'Bothrops atrox' 'Agkistrodon piscivorus' 'Sistrurus catenatus' 'Crotalus durissus' 'Bitis gabonica' 'Causus lichtensteinii' 'Macrovipera lebetina' 'Azemiops feae' 'Pareas carinatus' 'Pareas hamptoni' 'Aplopeltura boa' 'Achalinus rufescens' 'Stoliczkia borneensis' 'Xenodermus javanicus' 'Acrochordus javanicus' 'Acrochordus granulatus' 'Eryx conicus' 'Boa constrictor' ;
END;
BEGIN TREES;
    Tree tree1 = (((((((((((((((('Lampropeltis getula':0.217776,'Spalerosophis diadema':0.37924):0.051259,'Coluber constrictor':0.256117):0.017362,'Hapsidophrys smaragdina':0.366136):0.058358,'Ahaetulla prasina':0.510295):0.051724,('Calamaria yunnanensis':0.167608,'Calamaria pavimentata':0.142708):0.618685):0.005534,('Scaphiodontophis annulatus':0.403462,'Sibynophis collaris':0.331586):0.1093):0.015905,'Grayia ornata':0.427928):0.031762,((('Amphiesma stolatum':0.298513,'Rhabdophis subminiatus':0.445963):0.116529,'Afronatrix anoscopus':0.493373):0.077314,('Natrix natrix':0.291956,'Thamnophis sirtalis':0.247055):0.091813):0.189089):0.016628,((('Pseudoxenodon macrops':0.1013,'Pseudoxenodon karlschmidti':0.11766):0.035575,'Pseudoxenodon bambusicola':0.114386):0.555383,((('Thermophis zhaoermii':0.01951,'Thermophis shangrila':0.034989):0.105942,'Thermophis baileyi':0.104696):0.145046,((((((((((((((('Pseudalsophis steindachneri Santiago CTMZ4725':0.042446,'Pseudalsophis slevini Pinzon CTMZ4730':0.041975):0.010567,'Pseudalsophis slevini Isabela CTMZ4721':0.050789):0.016245,'Pseudalsophis steindachneri Santa Cruz CTMZ4740':0.043612):0.037554,'Pseudalsophis biserialis San Cristobal CTMZ4659':0.104376):0.010741,(('Pseudalsophis dorsalis Santa Fe CTMZ4647':0.017618,'Pseudalsophis occidentalis Tortuga CTMZ4665':0.033358):0.002083,'Pseudalsophis dorsalis Rabida CTMZ4727':0.015883):0.038712):0.016464,'Pseudalsophis hoodensis Espanola CTMZ4657':0.105945):0.070735,'Pseudalsophis elegans CTMZ7428':0.108237):0.179688,((('Psomophis joberti':0.156375,'Psomophis genimaculatus':0.031068):0.133273,'Psomophis obtusus':0.260318):0.342985,(((((((((((('Erythrolamprus pygmaeus':0.122024,'Erythrolamprus melanotus':0.113394):0.010668,'Erythrolamprus epinephelus':0.134228):0.026598,(('Erythrolamprus juliae':0.030577,'Erythrolamprus cursor':0.061482):0.050915,'Erythrolamprus breviceps':0.033385):0.006836):0.012868,('Erythrolamprus mimus':0.02549,'Erythrolamprus aesculapii':0.046758):0.092234):0.004168,'Erythrolamprus typhlus':0.166349):0.006767,('Erythrolamprus reginae':0.077229,'Erythrolamprus miliaris':0.05904):0.043461):0.014004,('Erythrolamprus poecilogyrus':0.037596,'Erythrolamprus ceii':0.049612):0.058945):0.021224,(('Erythrolamprus almadensis':0.147589,'Erythrolamprus jaegeri':0.056772):0.021494,'Erythrolamprus atraventer':0.06):0.047686):0.163643,((((((('Xenodon pulcher':0.029773,'Xenodon matogrossensis':0.030949):1e-06,'Xenodon semicinctus':0.008614):0.103964,('Xenodon histricus':0.053167,'Xenodon nattereri':0.031643):0.019414):0.009643,'Xenodon guentheri':0.072744):0.0165,'Xenodon dorbignyi':0.054345):0.061734,'Xenodon neuwiedii':0.185277):0.021809,(('Xenodon merremii':0.120969,'Xenodon werneri':0.191912):0.056365,'Xenodon severus':0.219673):0.0794):0.120499):0.1069,(((('Lygophis flavifrenatus':0.13877,'Lygophis meridionalis':0.159996):0.035398,'Lygophis paucidens':0.335249):0.108857,('Lygophis anomalus':0.006557,'Lygophis elegantissimus':0.009758):0.135397):0.076711,'Lygophis lineatus':0.44212):0.094644):0.204369,(('Uromacer frenatus':0.064525,'Uromacer oxyrhynchus':0.074451):0.054412,'Uromacer catesbyi':0.130585):0.097691):0.025489,((((((('Arrhyton dolichura':0.027209,'Arrhyton tanyplectum':0.046729):0.010914,'Arrhyton procerum':0.036168):0.065008,'Arrhyton landoi':0.127307):0.000729,'Arrhyton vittatum':0.091109):0.024778,'Arrhyton supernum':0.092733):0.012209,'Arrhyton taeniatum':0.166265):0.068343,(('Magliophis stahli':0.089994,'Magliophis exiguum':0.027929):0.125873,(((('Alsophis antillensis':0.023256,'Alsophis manselli':1e-06):0.083533,'Alsophis sibonius':0.05718):0.034511,(('Alsophis sajdaki':0.037764,'Alsophis rufiventris':0.016727):0.049911,'Alsophis rijgersmaei':0.106184):0.046403):0.042133,((((('Hypsirhynchus scalaris':0.024998,'Hypsirhynchus ferox':0.053855):0.120718,'Hypsirhynchus parvifrons':0.102323):0.088376,(('Schwartzophis funereum':0.031639,'Schwartzophis polylepis':0.008823):0.051541,'Schwartzophis callilaemus':0.080234):0.047149):0.027707,'Darlingtonia haetiana':0.191505):0.010704,(((('Borikenophis portoricensis':0.001552,'Borikenophis prymnus':0.001703):0.004379,'Borikenophis variegatus':0.010467):0.142764,'Ialtris dorsalis':0.183351):1e-06,(('Haitiophis anomalus':0.10541,'Caraiba andreae':0.124951):0.02556,('Cubophis vudii':0.033012,('Cubophis cantherigerus':0.056724,('Cubophis caymanus':0.011627,('Cubophis ruttyi':0.016425,'Cubophis fuscicauda':0.008055):0.006687):0.020542):0.010689):0.114145):0.030818):0.012066):0.031757):0.002796):0.027689):0.019349):0.015257):0.023601):0.040937,(((((((((('Pseudoboa coronata':0.062032,'Pseudoboa nigra':0.039138):0.019453,'Pseudoboa neuwiedii':0.075179):0.051209,'Rhachidelus brazili':0.100387):0.019639,('Clelia clelia':0.069329,'Boiruna maculata':0.075257):0.032398):0.022111,(('Phimophis guerini':0.055692,'Paraphimophis rusticus':0.055601):0.070971,('Mussurana bicolor':0.10477,'Drepanoides anomalus':0.087832):0.037891):0.001811):0.020521,'Oxyrhopus fitzingeri':0.14401):0.040026,'Rodriguesophis iglesiasi':0.285163):0.016779,(((('Oxyrhopus trigeminus':0.132623,'Oxyrhopus guibei':0.08002):0.030146,'Oxyrhopus rhombifer':0.058865):0.009344,('Oxyrhopus melanogenys':0.006955,'Oxyrhopus petola':0.045811):0.068353):0.012371,('Oxyrhopus formosus':0.065391,'Oxyrhopus clathratus':0.08382):0.007613):0.067798):0.053654,((('Siphlophis ayauma':0.114848,'Siphlophis cervinus':0.089692):0.109179,'Siphlophis compressus':0.155936):0.032479,('Siphlophis pulcher':0.017037,'Siphlophis longicaudatus':0.014504):0.150228):0.068938):0.304543,('Hydrodynastes bicinctus':0.123201,'Hydrodynastes gigas':0.079599):0.345175):0.03489):0.016202,(((((((('Thamnodynastes rutilus':0.053525,'Thamnodynastes strigatus':0.04504):0.069738,('Thamnodynastes lanei':1e-06,'Thamnodynastes hypoconia':1e-06):0.084509):0.085779,('Thamnodynastes pallidus':0.185484,'Tomodon dorsatus':0.115856):0.032299):1e-06,('Gomesophis brasiliensis':0.065661,'Ptychophis flavovirgatus':0.071652):0.015742):0.015897,'Calamodontophis paucidens':0.121447):1e-06,('Pseudotomodon trigonatus':0.071631,'Tachymenis peruviana':0.061219):0.045278):0.194405,((((('Helicops nentur':1e-06,'Helicops carinicaudus':1e-06):0.103113,('Helicops gomesi':0.050954,'Helicops angulatus':0.068867):0.092961):0.020502,('Helicops infrataeniatus':1e-06,'Helicops pictiventris':0.007418):0.170057):0.037393,'Helicops hagmanni':0.166185):0.023731,('Pseudoeryx plicatilis':0.249043,'Hydrops triangularis':0.25065):0.027903):0.109211):0.025519,(((((((('Philodryas psammophidea':0.080092,'Philodryas agassizii':0.058064):0.041225,'Philodryas patagoniensis':0.109987):0.035858,'Philodryas aestiva':0.081001):0.028185,('Philodryas georgeboulengeri':0.127441,'Philodryas argentea':0.085984):0.152299):0.011286,('Philodryas viridissima':0.330726,'Philodryas olfersii':0.123471):0.014828):0.012325,('Philodryas trilineata':0.030545,'Philodryas baroni':0.042936):0.116939):0.00894,('Philodryas mattogrossensis':0.121018,'Philodryas nattereri':0.172283):0.02765):0.074398,('Tropidodryas serra':0.071095,'Tropidodryas striaticeps':0.082227):0.200639):0.032234):0.002198):0.011046,(((((((('Apostolepis dimidiata':0.059973,'Apostolepis albicollaris':0.062008):0.078893,'Apostolepis flavotorquata':0.131868):0.032698,'Apostolepis rondoni':0.070862):0.014387,('Apostolepis cearensis':0.056928,'Apostolepis assimilis':0.050843):0.053796):0.101498,'Elapomorphus quinquelineatusB':0.139162):0.020062,((('Phalotris mertensi':1e-06,'Phalotris lativittatus':0.019286):1e-06,'Phalotris nasutus':0.028056):0.145536,('Phalotris lemniscatus':0.035995,'Phalotris reticulatus':0.035039):0.1129):0.040712):0.052838,(((('Taeniophallus nicagus':0.368515,'Taeniophallus brevirostris':0.151539):0.068422,'Taeniophallus affinis':0.111843):0.05052,('Echinanthera melanostigma':0.202032,'Echinanthera undulata':0.112395):0.070064):0.023599,'Sordellina punctata':0.176757):0.043772):0.016203,((('Xenopholis scalaris':0.216159,'Xenopholis undulatus':0.278282):0.234832,'Caaeteboia amarali':0.314985):0.049443,'Saphenophis antioquiensis':0.263153):0.043457):0.014721):0.045734,(('Crisantophis nevermanni':0.302711,'Conophis lineatus':0.418263):0.085806,'Manolepis putnami':0.463895):0.022317):0.070563,((((((((((((((((((((((('Atractus gigas':0.036953,'Atractus typhon':0.049347):0.030771,'Atractus savagei':0.076022):0.024529,'Atractus paucidens':0.088876):0.004456,'Atractus modestus':0.117863):0.016356,'Atractus zidocki':0.15524):0.030247,(((('Atractus microrhynchus':0.010466,'Atractus occidentalis':1e-06):0.002299,'Atractus dunni':0.001217):0.029464,('Atractus esepe':1e-06,'Atractus iridescens':1e-06):0.021439):0.127598,'Atractus cerberus':0.184194):0.026974):0.016471,'Atractus reticulatus':0.113199):0.015366,'Atractus multicinctus':0.182468):0.00681,('Atractus badius':0.227605,'Atractus flammigerus':0.118293):0.046449):0.009936,((((('Atractus tartarus':0.077712,'Atractus zebrinus':0.085712):0.017817,'Atractus trihedrurus':0.116955):0.029417,'Atractus albuquerquei':0.144495):0.006353,(('Atractus duboisi':0.067526,'Atractus resplendens':0.023698):0.087169,('Atractus schach':0.012795,'Atractus touzeti':1e-06):0.127119):0.043017):0.006459,('Atractus major':0.142396,'Atractus elaps':0.138134):0.080607):0.013196):0.018397,('Atractus lasallei':1e-06,'Atractus wagleri':0.036558):0.071164):0.017249,(('Atractus lehmanni':0.019871,'Atractus roulei':0.008574):0.019683,'Atractus pyroni':0.067211):0.159785):0.028417,('Atractus carrioni':0.074914,'Geophis godmani':0.13336):0.037043):0.026314,((('Geophis juarezi':0.056233,'Geophis carinosus':0.036781):0.17668,'Geophis dubius':0.140513):0.066192,'Geophis turbidus':0.15508):0.095404):0.022181,('Geophis latifrontalis':0.188828,'Geophis occabus':0.264491):0.028951):0.021004,((((((((('Dipsas neivai':0.024239,'Dipsas variegata':0.012971):0.144177,('Sibynomorphus vagus':0.145244,'Dipsas 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END;