Akaiwa Formation

The Akaiwa Formation () is an Early Cretaceous (Aptian) geologic formation in central Honshu, Japan. Fossils of the turtle Kappachelys and indeterminate ornithischians are known from the formation, as well as fossil ornithopod tracks.

Fossil content

The following fossils have been reported from the formation:

• Osteichthyes indet. - 'fish scales'

• Turtles
• Kappachelys okurai
• Crocodylomorpha indet. - isolated teeth of small crocodiles
• ?Euornithopoda indet.
• Neochoristodera indet. - a nearly complete right premaxilla
• Ornithopoda indet. - isolated teeth of small ornithopods
• ?Theropoda indet.

• Ornithischia indet. - tracks

See also

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

References

Bibliography