PREFACE. 



This book is a verbatim reprint of the first and second instal- 

 ments of my work upon " The Vertebrates of the Adirondack 

 Region, Northeastern New York," which was published in Vols. I 

 and II of the Transactions of the Linnrean Society of New York. 

 Pages 9-107 (comprising the first instalment) appeared in Vol. I, 

 separate^ issued in October, 1882. The paging is unchanged. 

 Pages 108-312 (comprising the second instalment and concluding 

 the mammalia) appeared in Vol. II, which was issued in August, 

 1884. The paging has here been altered "to conform to that of the 

 first instalment, of which it is a direct continuation. 



Most of the biographies were written during or previous to the 

 year 1882, and were read at different times before the Linnsean 

 Society of New York. Pages 107-240 received supplemental 

 matter at the time of going to press, the additional material having 

 been acquired after the biographies had been read before the 

 Society. Pages 240-312 were not so augmented, excepting in the 

 article on the Muskrat, for the reason that this portion of the work 

 had already exceeded its intended limits. 



Since the first instalment was issued much additional matter per- 

 taining to the species there treated has been gathered ; and even 

 while the second instalment has been passing through the press 

 many facts of importance have come into the author's possession. 



It will be observed that the second chapter opens with the state- 

 ment : "In the following pages forty-two species of mammals are 



