(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,((Hauffiosaurus_longirostris,(Hauffiosaurus_tomistomimus,Hauffiosaurus_zanoni)),(Rhaeticosaurus_mertensi,(Anguanax_zignoi,(Marmornectes_candrewi,(Peloneustes_philarchus,(Pliosaurus_andrewsi,(Simolestes_vorax,(Liopleurodon_ferox,(Gallardosaurus_iturraldei,((Pliosaurus_westburyensis,((((Pliosaurus_funkei,Pliosaurus_carpenteri),(Pliosaurus_cf_kevani,Pliosaurus_kevani)),(Pliosaurus_brachydeirus,Pliosaurus_brachyspondylus)),(Pliosaurus_macromerus,(Pliosaurus_patagonicus,(Pliosaurus_rossicus,Pliosaurus_irgisensis))))),(Pliosaurus_almanzaensis,(Makhaira_rossica,(Luskhan_itilensis,(Stenorhynchosaurus_munozi,(QM_f51291,(Kronosaurus_queenslandicus,(Megacephalosaurus_eulerti,(Brachauchenius_lucasi,(DORK_G_1_2,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)))),(((((Umoonasaurus_demoscyllus,Nichollssaura_borealis),(Leptocleidus_capensis,Leptocleidus_superstes)),(Vectocleidus_pastorum,Brancasaurus_brancai)),((Edgarosaurus_muddi,((Plesiopleurodon_wellesi,Richmond_pliosaur),(Polycotylus_latipinnis,(Trinacromerum_bentonianum,(Dolichorhynchops_osborni,Dolichorhynchops_bonneri))))),(Thililua_longicollis,(Palmulasaurus_quadratus,Pahasapasaurus_haasi)))),((Speeton_clay_plesiosaurian,(Gronausaurus_wegneri,Eromangasaurus_australis)),((Wapuskanectes_betsynichollsae,Callawayasaurus_colombiensis),(Hydrotherosaurus_alexandrae,(Libonectes_morgani,(Futabasaurus_suzukii,(Kaiwhekea_katiki,Aristonectes_parvidens))))))))))))))))))));