)L 



57- 



% 



THE SPIDER BOOK 



A MANUAL FOR THE STUDY OF THE SPIDERS AND 

 THEIR NEAR RELATIVES, THE SCORPIONS, PSEU- 

 DOSCORPIONS, WHIP-SCORPIONS, HARVESTMEN, 

 AND OTHER MEMBERS OF THE CLASS ARACH- 

 NIDA, FOUND IN AMERICA NORTH OF MEXICO, 

 WITH ANALYTICAL KEYS FOR THEIR CLASSIFICA- 

 TION AND POPULAR ACCOUNTS OF THEIR HABITS 



Bv 



JOHN HENRY COMSTOCK 



PROFESSOR OF ENTOMOLOGY IN CORNELL UNIVERSITY 



Garden City New York 

 DOUBLEDAY, PAGE & COMPANY 



1913 



