EAST SUFFOLK COUNTY
BURY ST. EDMUNDS
STANTON
KIMMEIDGE CLAY
KIMMERIDGIAN STAGE
MIDDLE MALM EPOCH
LATE JURASSIC
STEM: TETRAPODA GOODRICH, 1930
SUPERCLASS: AMNIOTA HAECKEL, 1866
CLASS: REPTILIA LAURENTI, 1768
SUBCLASS: DIAPSIDA OSBORN, 1904
INFRACLASS: EURYAPSIDA COLBERT, 1945
SUPERORDER: SAUROPTERYGIA OWEN, 1860
GRANDORDER: EOSAUROPTERYGIA emend RIEPPEL, 1994
ORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835
SUBORDER: PLESIOSAURIA OWEN, 1840 NON BLAINVILLE, 1835
INFRAORDER: PLIOSAUROMORPHA NOVA
Superfamily: PLIOSAUROIDEA Seeley, 1874
Family: PLIOSAURIDAE Seeley, 1874
Liopleurodon macromerus
= Stretosaurus macromerus
= Plesiosaurus macromerus
= Pliosaurus macromerus