On Mammalian Descent: The Hunterian Lectures For 1884 (1885) is a book written by William Kitchen Parker. The book is a collection of lectures that were delivered by the author at the Royal College of Surgeons of England in 1884. The lectures explore the evolutionary history of mammals, tracing their lineage back to their earliest ancestors. The author discusses the anatomical and physiological characteristics of different mammalian species, and how...