Genus: Sinopliosaurus non YOUNG, 1942
Etymology: Latin, sino-, “Chinese”, + Pliosaurus: Chinese Pliosaurus.

Species: fusuiensis HOU, YEH & ZHAO, 1975
Etymology: In reference to the Fusui County, Guangxi Zhuangzu Zizhiqu (Kwangsi Chuang) Province, China, where the specimens were found.

Holotype: IVPP V 4793

Locality: Napan, Fusui County, Guangxi Zhuangzu Zizhiqu (Kwangsi Chuang) Province, China.

Horizon: Xinlong Formation (old Napai Formation, "Napan" Formation).

Note: Correlated with the Khok Kruat Formation of Thailand.

Biostratigraphy:

Age: Aptian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.

Material: 5 teeth.

Sinopliosaurus fusuiensis IVPP V 4793 after HOU, YEH & ZHAO, 1975.

Note: Lagoonal or close in shore deposits.

Note: BUFFETAUT, SUTEETHORN, TONG & AMIOT, 2008 place these teeth into Spinosauridae.
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