Perhaps we are the trilobites of a new Silurian period; well, trilobites were painfully common, but we need not be.
"The Master-Knot of Human Fate" by Ellis Meredith
Now it will be a moderate computation to allow 25,000,000 years for the deposition of the strata down to and including the Upper Silurian.
"On the Genesis of Species" by St. George Mivart
Barrande, M., on Silurian colonies, 313.
"On the Origin of Species by Means of Natural Selection" by Charles Darwin
Dawson on fossil land plants of Upper Silurian, 158.
"Our Common Insects" by Alpheus Spring Packard
There is less doubt respecting the existences of the Silurian rocks.
"The World's Greatest Books - Volume 15 - Science" by Various
The term Silurian was employed by Barrande, after Murchison, in a more comprehensive sense than was justified by subsequent knowledge.
"Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 3" by Various
SILURIA; or, a VIEW of the SILURIAN and other PRIMEVAL ROCKS, and their IMBEDDED REMAINS.
"Notes and Queries, Number 219, January 7, 1854" by Various
No insects have yet been detected in the Silurian or Old Red Sandstone Systems.
"The Testimony of the Rocks" by Hugh Miller
There are remains in the Silurian which show that there must have been a few fishes at that time.
"The Meaning of Evolution" by Samuel Christian Schmucker
In the north of England this series rests unconformably upon the Lower Old Red and the Silurian.
"Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 3" by Various
Snakes developed in the Silurian Era, some twenty million years ago.
"Carmen Ariza" by Charles Francis Stocking
The ancient rocks, in which these lower forms of life have left their fossils, are known as the Silurian system.
"Earth and Sky Every Child Should Know" by Julia Ellen Rogers
Home, "Silurian Rocks of Great Britain," vol.
"Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3" by Various
Silurian rocks occupy a large area in South Australia, on both sides of Spencer Gulf.
"The New Gresham Encyclopedia. Vol. 1 Part 3" by Various
The best Silurian sequence is in New South Wales.
"Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 8" by Various
A. Horizontal lower Silurian strata.
"A Manual of Elementary Geology" by Charles Lyell
The Dendroidea alone, however, have this extended range, the Graptoloidea becoming extinct at the close of Silurian time.
"Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3" by Various
It is believed that insects of this group are represented among Silurian fossils.
"Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4" by Various
Henceforth, we shall have to regard the silurian fossils as modern.
"The Catholic World; Volume I, Issues 1-6" by E. Rameur
In the Silurian period they constituted the principal portion of the whole Mollusc tribe.
"The History of Creation, Vol. II (of 2)" by Ernst Haeckel