Ancient fish fossils reveal origin of the vertebrate skeleton
By Brooks Hays, UPI, July 31, 2018
https://www.upi.com/Science_News/2018/07/31/Ancient-fish-fossils-reveal-origin-of-the-vertebrate-skeleton/3921533066983/
"These findings change our view on the evolution of the
skeleton," said researcher Phil Donoghue.
Joseph N. Keating, Chloe L. Marquart, Federica Marone,
and Philip C. J. Donoghue. (2018) The nature of aspidin
and the evolutionary origin of bone. Nature Ecology & Evolution.
https://www.nature.com/articles/s41559-018-0624-1
Yours,
Paul H.