| dbp:subdivision
|
- * Eoplesiosaurus
* Franconiasaurus
* Plesiopharos
* Plesiopterys
* Microcleididae
* Plesiosauridae
* Cryptoclidia (Ketchum and Benson, 2010)
** Cryptoclididae
** Xenopsaria (C. V. Miller et al., 2020)
*** Elasmosauridae
*** Leptocleidia (Ketchum and Benson, 2010)
**** Leptocleididae
**** Polycotylidae (en)
|