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Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Chordata (Chordates)
Olfactores
Craniata (Craniata (chordata))
Vertebrata (Animals with backbone)
Gnathostomata (Gnathostome)
Eugnathostomata
Teleostomi
Euteleostomi
Sarcopterygii (Lobe-finned fishes)
Dipnotetrapodomorpha
Tetrapodomorpha (Tetrapodomorph)
Tetrapoda (Tetrapod)
Reptiliomorpha
Amniota (Amniote)
Sauropsida
Reptilia (Reptiles)
Eureptilia
Romeriida
Diapsid (Diapsida)
Neodiapsida
Sauria
Lepidosauromorpha (Lepidosauromorph)
Sauropterygia (Lizard flippers)
Plesiosauria (Plesiosaur)
Plesiosauroidea

Plesiosauridae (3498250)

Children (5 direct children, 24 direct and indirect children):

Plesiosaurus (tree size 16)

Attenborosaurus (tree size 1)

Occitanosaurus (tree size 1)

Hydrorion (tree size 1)

Thaumatosaurus