Sauropterygiformes
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Sauropterygiformes is a proposed clade of largely marine reptiles that includes Sauropterygia and its close extinct relatives including several other marine reptile groups from the Triassic period. Th
Sinosaurosphargis NT small
Atopodentosaurus small
Psephoderma new NT
Diapsid
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Diapsids are a clade of sauropsids, distinguished from other reptiles by the presence of two holes, known as temporal fenestrae, in each side of their skulls. The earliest traditionally identified dia
Sauropterygiformes
…parvidens (Plesiosauria). Sinosaurosphargis (Saurosphargidae) Scientific classification Kingdom: Animalia Phylum: Chordata Class: Reptilia Clade: Neodiapsida Clade: †Sauropterygiformes Wang et al. 2022 Subdivisions †Helveticosaurus †Eusaurosphargis †Hanosaurus †Palatodonta †Pomolispondylus †Saurosphargidae…
Nile crocodile head
Skull of the tuatara (Sphenodon punctatus), which has a classic diapsid condition with two completely enclosed temporal fenestrae
Mesosaurus BW
Milleretta BW