Oi Formation

The Oi Formation is a

tuffaceous sandstone members of the Oi Formation were found to contain two of the oldest fossils of still existent species (the Ophiomusium lymani and Ophiochiton cf. fastigatus).^[2]^[3]

References

^ MATSUOKA, HIROSHIGE; SAKAKURA, FUJIO; OHE, FUJIO (December 30, 1998). "A Miocene Pseudodontorn". Paleontological Research. 2 (4): 246. Retrieved 23 December 2014.
ISBN 9789058095282
.

^ "Ophiomusium lymani". Encyclopedia of Life. National Museum of Natural History (USA). Retrieved 23 December 2014.

Further reading

Vickers-Rich, Patricia & Rich, Thomas Hewett (1993); Wildlife of Gondwana. Reed.
ISBN 0-7301-0315-3

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[1] MATSUOKA, HIROSHIGE; SAKAKURA, FUJIO; OHE, FUJIO (December 30, 1998). "A Miocene Pseudodontorn". Paleontological Research. 2 (4): 246. Retrieved 23 December 2014.

[2] ISBN 9789058095282
.

[3] "Ophiomusium lymani". Encyclopedia of Life. National Museum of Natural History (USA). Retrieved 23 December 2014.

[2]

[3]

See also

References

Further reading