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Hsisosuchus is an extinct genus of crocodyliformes from China. Currently there are three species within this genus: H. dashanpuensis is from the Middle Jurassic, while H. chungkingensis and H. chowi are from the Late Jurassic. It is likely to have been a medium-sized (~ long) predator. Fossils of H. chungkingensis were found in the Shangshaximiao Formation (near Chongqing city). The holotype consists of the cranial skeleton and caudal . A more complete specimen was found and described that added significant information on the postcrania of H. chungkingensis.Li J. L., Wu X. C., Li X. M. 1994. New material of Hsisosuchus chungkingensis from Sichuan, China. Vertebrata PalAsiatica 32 (2): 107-126. (in Chinese with English summary)
H. dashanpuensis was found in the Xiashaximiao Formation.
H. chowi was found in the Shangshaximiao Formation. The holotype specimen consists of a nearly complete skull ( long), mandibles, most of the column, partial pectoral girdle and pelvis, most of the forelimbs, fragments of hindlimbs and many osteoderms. It differs from other species of Hsisosuchus in several features of its skull and postcrania.
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