Akaiwa Formation

The Akaiwa Formation is a Mesozoic geologic formation in central Honshu, Japan. Indeterminate ornithischian fossils are known from the formation. Fossil ornithopod tracks have been reported from the formation.[1] As well as the turtle Kappachelys[2]

Akaiwa Formation Stratigraphic range: Hauterivian PreꞒ Ꞓ O S D C P T J K Pg N ↓
Type	Geological formation
Unit of	Tetori Group
Underlies	Kitadani Formation
Overlies	Kuwajima Formation
Lithology
Primary	Sandstone, Conglomerate
Location
Country	Japan

See also

• List of dinosaur-bearing rock formations
  • List of stratigraphic units with ornithischian tracks
    • Ornithopod tracks

Footnotes

1. Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
2. R. Hirayama, S. Isaji, and T. Hibino. 2013. Kappachelys okurai gen. et sp. nov., a new stem soft-shelled turtle from the Early Cretaceous of Japan. In D. B. Brinkman, P. A. Holroyd, J. D. Gardner (eds.), Morphology and Evolution of Turtles 179-185

References

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