The synchronism of the two endeavours is remarkable.
"Edward Caldwell Moore Outline of the History of Christian Thought Since Kant"
Edward Moore
As the vertical range of particular species of quadrupeds, so far as our knowledge extends, is far more limited than that of the testacea, the occurrence of so many species at Binstead, agreeing with fossils of the Paris gypsum, strengthens the evidence derived from shells and plants of the synchronism of the two formations.
"The Student's Elements of Geology"
Sir Charles Lyell
When we note the synchronism between the political and the literary movement our conception of the true nature of the change has to be modified.
"English Literature and Society in the Eighteenth Century"
Leslie Stephen