' PEMSYLV4MA STATE DEPARTMENT OF AGRICULTURE. 



THE MONTHLY BULLETIN 



OF THE 



DIVISION OF ZOOLOGY 



FOR AUGUST AND SEPTEMBER. 4«^ 



VOL. IV. No. 4 and 5. (Combined.) 



THE SERPENTS OF PENNSILMIA. 



issued Monthly from the PennsylvRinia Depariment of Agriculture, 

 DIVsSh N OF ZOULOGY. 



Prof. H. A. Surface, Economic Zoologist, Editor. 



September 1, 1906. 



ENTERED MAY 1, 1903, AT HABRISBURG, PA., AS SECOND CLASS MATTER, UNDER ACT OP CONQRKS 



OF JUNE ti, 1900. 



PUBLISHED BY DIRECTION OF THE SECRETARY OF AGRICULTURE. 



Copyrighted, 1906, by H. A. SURFACE, Author. 



Permission to publisli extracts is given to all persons who will give proper credit of source. 



HARRISBURG, PA.: 



HARRISBURG PUBLISHING CO., STATE PRINTER. 

 1906. 

 I* 



