Tanohata Formation
Stratigraphic range: Aptian PreꞒ Ꞓ O S D C P T J K Pg N
Type	Geological formation
Location
Country	Japan

The Tanohata Formation is a Mesozoic geologic formation in northeastern Japan. Dinosaur remains diagnostic to the genus level are among the fossils that have been recovered from the formation.^[1]

• List of dinosaur-bearing rock formations
  • List of stratigraphic units with few dinosaur genera

• Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. 861 pp. ISBN 0-520-24209-2.