PROF. T. H. HUXLEY'S WORKS. 



Science and Culture, and other Essays. 12mo. Cloth, 

 $1,50. 



Tlie Crayfish: An Introduction to the Study of Zoology. 



With 82 Illustrations. ('International Scientific 



Series.'') 12mo. Cloth, $1.75. 

 Science Primers : Introductory. ISmo. Flexible cloth, 



45 cents. 



Man's Place in Nature. 12mo. Cloth, $1.25. 

 0)i the Origin of Species. 12mo. Cioth, $1.00. 

 More Criticisms on Darwin, and Administrative 



Nihilism. TJino. Limp cloth, 50 cents. 

 Manual of the Anatomy of Vertebrated Animals. 



Illustrated. 12mo. Cloth, $2.50. 

 Manual of the Anatomy of Invertebraied Animals. 



12m'o. $2.50. 

 Lay Sermons, Addresses, and Heriews. 12mo. Cloth, 



$1.75. 



Critiques and Addresses. 12mo. Cloth. $1 .50. 

 American Addresses ; with a Lecture on the Study of 



Biology. 12mo. Cloth, $1.25. 

 Physiography : An Introduction to the Study of Nature. 



With Illustrations and Colored Plates. 12mo. 



Cloth, $2.50. 

 Huxley and Youmans'** Element* of Physiology and 



'lli/qiene. By T. H. HUXLEY and W. J. YOUMAHS. 



12mo. $1.50. 



