Library of 19th Century Science:
The Golden Age of Geology

HMS Challenger

THE CLASSIFICATION OF ANIMALS

on the Principle of Cephalization

by

James D. Dana

1863


entry to linked text

Acrobat PDF (54 M)

This electronic edition prepared by Dr. David C. Bossard
from original documents in his personal library

April, 2007.

Copyright © 2007 by David C. Bossard.