From:
Charles Lyell, 1st baronet
To:
Charles Robert Darwin
Date:
7 May 1860
Source of text:
DAR 205.9: 396
Summary:
Saw Salter’s Spirifer specimens; a very good proof of indefinite modifiability.
Beginning to think gap between Cambrian and Lower Silurian enormous.
Édouard Lartet to give paper before Geological Society ["On coexistence of man with certain extinct quadrupeds", Q. J. Geol. Soc. Lond. 16 (1859–60): 471–5].
Contributor:
Darwin Correspondence Project
