THOMAS H. HUXLEY'S WORKS. 



The Crayfish : An Introduction to the Study of Zoolopy. 



"\Yiths2 Illustrations. ("International (Scientific Scr'n >.") 

 12mo. Cloth, pric<-, si. 75. 



Science Primers : Introductory. is m <>. Flexible doth, 



4.") cents. 



Man's Place in Nature. I2in<>. Cloth, $1.25. 

 On the Origin of Species. I2mo. Cloth, $1.00. 

 More Criticisms on Darwin, and Administrative 



Nihilism. 12mo. Limp cloth, 50 cents. 



Manual of the Anatomy of Vertebrated Animals. 



Illustrated. 12uao. Cloth, $2.50. 



Manual of the Anatomy of Invertebrated Animals. 



X2.">o. 



Lay Sermons, Addresses, and Reviews. i-2;no. 



Cloth, 1.7"). 



Critiques and Addresses. I2mo. Cloth, $1.50. 

 American Addresses; with a Lecture- on the stink f 



Uiology. 12iuo. Cloth, $1.25. 



Physiography: An Introduction to the Study ot' Natmv. 

 With IlluMi-atioMs and Colored Plates. 12mo. Cloth, 2.50. 



Huxley and Youmans's Elements of Physiology 

 and Hygiene. I'.yT. II. HI-M.I-.Y and w. .!. YouMAira. 



i-2ino. si.r.it. 



For salt- liy nil liookscllcrs ; cr sent tiy mail, ]>o-l-|Kuil, on iv.-ript of 



price. 



D. APPLETON & CO., Puhli^l \< i >, 



1, ::, & 5 BOM> SII:IIT, NK\\ YOUK. 



