(Yunguisaurus_liae,(Pistosaurus_postcranium,Pistosaurus_skull,(Augustasaurus_hagdorni,(Bobosaurus_forojuliensis,(Anningasaura_lymense,((Stratesaurus_taylori,(Macroplata_tenuiceps,(Avalonnectes_arturi,(Archaeonectrus_rostratus,(Eurycleidus_arcuatus,(Meyerasaurus_victor,((Maresaurus_coccai,Borealonectes_russelli),(Atychodracon_megacephalus,(Rhomaleosaurus_cramptoni,(Rhomaleosaurus_zetlandicus,Rhomaleosaurus_thorntoni)))))))))),((Thalassiodracon_hawkinsii,(Attenborosaurus_conybeari,((Rhaeticosaurus_mertensi,(Hauffiosaurus_longirostris,Hauffiosaurus_tomistomimus,Hauffiosaurus_zanoni)),(Anguanax_zignoi,(Marmornectes_candrewi,(Peloneustes_philarchus,(Pliosaurus_andrewsi,(Simolestes_vorax,(Liopleurodon_ferox,(Gallardosaurus_iturraldei,(Pliosaurus_rossicus,Pliosaurus_almanzaensis,Pliosaurus_patagonicus,(Pliosaurus_westburyensis,Pliosaurus_brachydeirus,Pliosaurus_macromerus,Pliosaurus_brachyspondylus,Pliosaurus_irgisensis,((Pliosaurus_funkei,Pliosaurus_carpenteri),(Pliosaurus_cf_kevani,Pliosaurus_kevani))),(Makhaira_rossica,(Luskhan_itilensis,(Stenorhynchosaurus_munozi,(Kronosaurus_queenslandicus,DORK_G_1_2,Megacephalosaurus_eulerti,QM_f51291,(Brachauchenius_lucasi,Brachauchenius_MNA_V9433)))))))))))))))),(Eoplesiosaurus_antiquior,(Plesiosaurus_dolichodeirus,(Westphaliasaurus_simonsensii,((Plesiopterys_wildi,(Eretmosaurus_rugosus,(Seelyosaurus_guilelmiimperatoris,(Microcleidus_tournemirensis,(Microcleidus_brachypterygius,Microcleidus_homalospondylus))))),((((Cryptoclidus_eurymerus,(Kimmerosaurus_langhami,Tatenectes_laramiensis)),(Tricleidus_seeleyi,(Muraenosaurus_leedsii,Picrocleidus_beloclis))),((Pantosaurus_striatus,Plesiosaurus_mansellii),((Colymbosaurus_trochanterius,Abyssosaurus_nataliae),(Djupedallia_engeri,Spitrasaurus_spp)))),(((Brancasaurus_brancai,(Umoonasaurus_demoscyllus,Nichollssaura_borealis,Vectocleidus_pastorum,(Leptocleidus_capensis,Leptocleidus_superstes))),(((Edgarosaurus_muddi,(Polycotylus_latipinnis,(Trinacromerum_bentonianum,(Dolichorhynchops_osborni,Dolichorhynchops_bonneri)))),(Plesiopleurodon_wellesi,Richmond_pliosaur)),(Thililua_longicollis,(Palmulasaurus_quadratus,Pahasapasaurus_haasi)))),(Gronausaurus_wegneri,Eromangasaurus_australis,(Speeton_clay_plesiosaurian,((Wapuskanectes_betsynichollsae,Callawayasaurus_colombiensis),((Futabasaurus_suzukii,(Kaiwhekea_katiki,Aristonectes_parvidens)),(Libonectes_morgani,Hydrotherosaurus_alexandrae))))))))))))))))));