PLESIOSAURIA — Plesiosaurs

ESTABLISHED TAXA


NOT YET ESTABLISHED TAXA OF INTEREST


EXTINCT TAXA (in prep)

ELASMOSAURIDAE —
  Elasmosaurus ischiadicus
  Elasmosaurus marshi
  Elasmosaurus platyurus
  Ogmodirus martini
  Styxosaurus snowii

PLIOSAURIDAE —
  Brachauchenius lucasi
  Megacephalosaurus eulerti

POLYCOTYLIDAE —
  Dolicorhynchops osborni
  Polycotylus dolichopus
  Polycotylus ischiadicus
  Polycotylus latipinnis
  Trinacromerum anonymum
  Trinacromerum bentonianum
  Trinacromerum willistoni