SALTATIONS. “Many species remain virtually unchanged for millions of years, then suddenly disappear to be replaced by a quite different, but related, form. Moreover, most major groups of animals appear abruptly in the fossil record, fully formed, and with no fossils yet discovered that form a transition from their parent group.””
“C.P. Hickman, L.S. Roberts, and F.M. Hickman, Integrated Principles of Zoology, p. 866 (Times Mirror/Moseby College Publishing, 1988, 8th ed).
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022