252 CLASSIFICATION OF PLANTS AND ANIMALS 



Problem and Project References 



Hunter, Laboratory Problems in Civic Biology. American Book Company. 



Beebe, The Bird. Henry Holt and Company, 



Ditmars, The Reptiles of New York. Guide Leaflet 20. American Museum 



of Natural History. 

 Ditmars, The Reptile Book. Doubleday, Page and Company. 

 Hornada}'-, American Natural History. Charles Scribner's Sons. 

 Jordan and Evermann, American Food and Game Fishes. Doubleday, Page 



and Company, 

 Parker and Haswell, Textbook of Zoology. The Macmillan Company. 

 Riverside Natural History. Houghton Mifflin Company. 

 Transeau, General Botany. World Book Company. 



