Plesiosaurus_dolichodeirus
Thalassiodracon_hawkinsi
Microcleidus_tournemirensis
Muraenosaurus_leedsi
Cryptoclidus_eurymerus
Tatenectes_laramiensis
Kimmerosaurus_langhami
Tricleidus_seeleyi
Polycotylus_latipinnis
Edgarosaurus_muddi
Trinacromerum_bentonianum
Dolichorhynchops_osborni
Brancasaurus_brancai
Zarafasaurus_oceanis
Thalassomedon_haningtoni
Styxosaurus_snowii
Tuarangisaurus_keyesi
Mauisaurus_haasti
Callawayasaurus_columbiensis
Futabasaurus_suzukii
Morturneria_seymourensis
Aristonectes_quiriquinensis
Aristonectes_parvidens
Alexandronectes_zelandiensis
Kaiwhekea_katiki