Reptilia - Saurischia - Tyrannosauridae

Full reference: M. W. Caldwell, T. Konishi, I. Obata and K. Muramoto. 2008. A new species of Taniwhasaurus (Mosasauridae, Tylosaurinae) from the Upper Santonian-Lower Campanian (Upper Cretaceous) of Hokkaido, Japan. Journal of Vertebrate Paleontology 28(2):339-348

Belongs to Yezosaurus according to K. Muramoto and I. Obata 1977

See also Caldwell et al. 2008 and Driscoll et al. 2019

Sister taxa: none

Type specimen: MCM.M0009, a partial skull (Partial articulated skull, preserved in three dimensions, missing anterior portion of snout, and skull and braincase elements posterior to the orbit). Its type locality is Katsurazawa River dam, which is in a Santonian/Campanian offshore sandstone in the Kashima Formation of Japan.

Ecology: ground dwelling carnivore

Distribution: found only at Katsurazawa River dam

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Specimen images are retrieved through the ePANDDA API.