Ianthodon
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Ianthodon is an extinct genus of basal haptodontiform synapsids from the Late Carboniferous about 304 million years ago. The taxon was discovered and named by Kissel & Reisz in 2004. The only species
Ianthodon schultzei 34
Holotype KUVP 133735
Raranimus dashankouensis
Petrolacosaurus
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Petrolacosaurus is an extinct genus of sauropsid from the late Carboniferous period. It was a small, 40-centimetre long reptile, and one of the earliest known reptiles with two temporal fenestrae. Thi
Ianthodon
…Kissel & Reisz in 2004. The only species in the taxon, Ianthodon schultzei, was found by separating it from a block that also contained the remains of Petrolacosaurus and was initially thought to contain elements of Haptodus. The evolutionary significance of the taxon was not realized until a publication in 2015. The…
Petrolacosaurus BW
Skull fossil (specimen KUVP 8351)
Specimen KUVP 1424, an articulated foot fossil which serves as the holotype of Petrolacosaurus