Hupehsuchus_nanchangensisAcamptonectes_densusAegirosaurus_leptospondylusArthropterygius_chrisorumAthabascasaurus_bitumineusBarracudasauroides_panxianensisBesanosaurus_leptorhynchusBrachypterygius_extremusBrachypterygius_pseudoscythicaCalifornosaurus_perriniCallawayia_neoscapularisCartorhynchus_lenticarpusCaypullisaurus_bonaparteiChacaicosaurus_cayiChaohusaurus_chaoxianensisChaohusaurus_geishanensisChaohusaurus_zhangjiawanensisContectopalatus_atavusCryopterygius_kielanaeCryopterygius_kristiansenaeCymbospondylus_buchseriCymbospondylus_nichollsiCymbospondylus_petrinusCymbospondylus_piscosusDearcmhara_shawcrossiEurhinosaurus_longirostrisExcalibosaurus_costiniGengasaurus_nicosiaiGrendelius_alekseeviGrendelius_zhuravleviGrippia_longirostrisGuizhouichthyosaurus_tangaeGuizhouichthyosaurus_wolonggangenseGulosaurus_helmiHauffiopteryx_typicusHimalayasaurus_tibetensisHudsonelpidia_brevirostrisIchthyosaurus_anningaeIchthyosaurus_brevicepsIchthyosaurus_communisIchthyosaurus_conybeariIchthyosaurus_larkiniIchthyosaurus_somersetensisIsfjordosaurus_minorJanusaurus_lundiKeilhauia_nuiLeninia_stellansLeptonectes_mooreiLeptonectes_soleiLeptonectes_tenuirostrisMacgowania_janicepsMaiaspondylus_lindoeiMalawania_anachronusMikadocephalus_gracilirostrisMixosaurus_cornalianusMixosaurus_kuhnschneyderiMixosaurus_xindianensisMollesaurus_periallusMuiscasaurus_cathetiNannopterygius_enthekiodonOphthalmosaurus_icenicusOphthalmosaurus_natansOphthalmosaurus_yasykoviPalvennia_hoybergetiParaophthalmosaurus_kabanoviParaophthalmosaurus_saveljeviensisParvinatator_wapitiensisPervushovisaurus_bannovkensisPervushovisaurus_campylodonPessopteryx_nisseriPhalarodon_callawayiPhalarodon_fraasiPhalarodon_majorPhantomosaurus_neubigiPlatypterygius_americanusPlatypterygius_australisPlatypterygius_hauthaliPlatypterygius_hercynicusPlatypterygius_platydactylusPlatypterygius_sachicarumQianichthyosaurus_xingyiensisQianichthyosaurus_zhouiQuasianosteosaurus_vikinghoegdaiSclerocormus_parvicepsShastasaurus_liangaeShastasaurus_pacificusShastasaurus_sikkaniensisShonisaurus_popularisSimbirskiasaurus_birjukoviSisteronia_seeleyiStenopterygius_aaleniensisStenopterygius_quadriscissusStenopterygius_triscissusStenopterygius_uniterSuevoleviathan_integerSveltonectes_insolitusTemnodontosaurus_azerguensisTemnodontosaurus_crassimanusTemnodontosaurus_eurycephalusTemnodontosaurus_nuertingensisTemnodontosaurus_platyodonTemnodontosaurus_trigonodonThaisaurus_chonglakmaniiThalattoarchon_saurophagisTholodus_schmidiToretocnemus_californicusToretocnemus_zitteliUndorosaurus_gorodischensisUndorosaurus_trautscholdiUtatsusaurus_hataiiWahlisaurus_massaraeWimanius_odontopalatusXinminosaurus_catactesOsteologyMaximum ParsimonyBased on reanalysis of the original matrix.Maxwell_etal_2019a