AMEEICAN SPIDERS 



THEIR SPIXXINGTTORK. 





A NATURAL HISTORY 



OF THE 



ORBWEAYING SPIDERS OF THE UNITED STATES 



WITH SPECIAL REGARD To THEIR INDUSTRY AND HABITS. 



e 



BY 



V 



HEXRY C. McCOOK. D. D.. 



VICE-PRESIDENT OF THE ACADEMY OF NATURAL SklEXCES OF PHILADELPHIA: 



VICE-PRESIDENT OF THE AMERICAN ENTOMOLOGICAL SOCIETY : 



AUTHOR OF "THE AGRICULTURAL ANTS OF TEXAS," 



"THE HONEY AND OCCIDENT ANT>." 



ETC.. ETC. 



VOL. I. 



PUBLISHED BY THE AUTHOR, 

 ACADEMY OF NATURAL SCIENCES OF PHILADELPHIA. 



A. D. 1889. 



