. . BIOLOGICAL WORKS . . 



ON GERMINAL SELECTION. As a Source of Definitely Dire 

 Variation. By Prof August Weismann. With a PrHa.'e and 

 pentlix, giving the history and present state of opinion regar 

 natural selection. Paper, 70 pages; price, 25 cents. 



THE PRIMARY FACTORS OF ORGANIC EVOLUTION. By E 

 Cope, Ph. D., Professor of Zoology- and Comparative Anatoix 

 the University of Pennsylvania. Pp. 550; cuts. 121; price, el 

 $2.00. 



DARWIN AND AFTER DARWIN. Bv the late George John 

 manes, M. A., LL.D.. F. R. S. Parti: The Darwinian Th« 

 With portrait of ('has. I>arwin. l'p.-mH; illustrations, 125: p 



AN EXAMINATIO: 



OPEN COURT and MONIST, 



The Open Court Publishing Co., 



324 Dearborn St., Chicago, 111. 



The AMERICAN ANTIQUARIAN 





Dr. D. 



G Brinton, 



Rev. Wm. If. Beauchamp, ] 





Dorsey, Di 



; ,kes, I 







m. Wallace Tooker, Dr. Cyrus Th 







rtments, and 



the following gentlem 









slow, D. D., L. L. D. 



. Egypt. 



Prof. T. F. Wright 



, Explorations in Pale: 







W. Haynes, 



Paleohthics and Euro 









i, Indian Linguistics. 

 !, Mexico and Central 











Hon. 1 





rsham, The North We 



st Coa^t . 



Price per Vol. $4.00 or with American Naturalist $6.00. 



The American Antiquarian will he furnished with The American 



Naturalist for $6.00. 



