Silurian Period Quotes

2 Silurian Period quotes by 2 unique authors

• The Silurian Period-the grandest of all the Periods,-and, as yet, apparently the seed-time of all succeeding life. — John Jeremiah Bigsby
• In the space of one hundred and seventy-six years the Mississippi has shortened itself two hundred and forty-two miles. Therefore, in the Old Silurian Period… — Mark Twain

Who Wrote These Silurian Period Quotes

2 authors contributed a total of 2 Silurian Period Quotes as follows:

• 1 Silurian Period Quote by Unknown Author
• 1 Silurian Period Quote by Mark Twain