164 HERPETOLOGY OF MICHIGAN. 



1874. Milner, J. W. Report on the Fisheries of the Great Lakes : 



the Result of Inquiries Prosecuted in 1871 and 1872. Rept. 



U. S. Fish Comm., 1872-73, pp. 1-75. 

 1901. Morse, Max. Batrachians and Reptiles of Ohio. Proc. Ohio 



State Acad, of Science, IV, pp. 91-144. 

 190G. Newman, H. The Habits of certain Tortoises. Jour. Comp. 



Neur. and Psvco., XVI, pp. 126-152. 



1905. Notestein, F. N. The Ophidia of Michigan. Seventh Ann. 

 Rept. Mich. Acad, Science, pp. 112-125. 



1906. Ortmann, A. E. The Crawfishes of the State of Pennsyl- 

 vania. Mem. Carnegie Mus., II, pp. 343-533. 



1910. Piersol, W. H. Spawn and Larvae of Ambjstoma jefferson- 



ianum. Amer. Nat., XLIV, pp. 732-738. 

 1868. Putnam, F. W. Do Snakes Swallow Their Young. Amer. 



Nat., II, p. 136. 

 1895. Reddick, G. Snakes of Turkey Lake. Proc. Ind. Acad. Sci., 



1895, pp. 261-262. 

 1904. Ruthven, Alexander G. Butler's Garter Snake. Biol. Bull., 



VII, pp. 289-299. 

 1904a. Ruthven, Alexander G. Notes on the Molluscs, Reptiles and 



Amphibians of Ontonagon County, Michigan. Sixth Ann. 



Rept. Mich. Acad. Sci., pp. 188-192. 

 1906. Ruthven, Alexander G. The Cold-Blopded Vertebrates of 



the Porcupine Mountains and Isle Royale, Michigan. Rept. 



Geol. Surv. Mich., 1905 (1906), pp. 107-112. 



1908. Ruthven, Alexander G. Variations and Genetic Relation- 

 ships of the Garter Snakes. Bull. U. S. Nat. Mus., 61. 



1909. Ruthven, Alexander G. The Cold-Blooded Vertebrates of 

 Isle Royale. Rept. Geol. Surv. Mich., 1908 (1909), pp. 116- 

 117. 



1909a. Ruthven, Alexander G. Notes on Michigan Reptiles and 

 Amphibians. Eleventh Ann. Rept. Mich. Acad, of Sci., pp. 

 116-117. 



1910. Ruthven, Alexander G. Notes on Michigan Reptiles and 

 Amphibians, 11. Twelfth Ann. Rept. Mich. Acad, of Sci., 

 p. 59. 



1911. Ruthven, Alexander G. Notes on Michigan Reptiles and 

 Amphibians, III. Thirteenth Ann. Rept. Mich. Acad, of 

 Sci., pp. 114-115. 



1911a. Ruthven, Alexander G. Amphibians and Reptiles in A 

 Biological Survey of the Sand Dune Region on the South 

 Shore of Saginaw Bay, Michigan. Geol. and Biol. Surv. 

 Mich., Pub. 4, Biol. Ser. 2, pp. 257-272. 



