482 APPi:yDiJL 



Gould, A. A. — Report- on Invertel)rata of Massachusetts. 2d ed. 

 Binne^-. 1S70. []\Iollusoa and Tunieata.] 



Apgar, A. C. — Molluscs of the Atlantic Coast of the United States. 

 A. C. Apgar, .311 K. State St., Trenton. 1891. [Compact, ex- 

 cellent keys.] 



Dall, W. H. — Shell-bearing Marine Molluscs and Brachiopods of 

 the Southeast Coast of United States. Government Printing 

 Office. 1903. [Xumcrous figures.] 



Baker, F. C. — Mollusea of Chicago Area. Chicago Academy of 

 Science. 1898-1902. 



IngersoU, E., and J. A. Ryder. — Natural History of Economic Mol- 

 luscs of the United States, in Bull. U. S. Fish Commission for 

 1889. Government Printing Office. 189.3. 



XV. GASTROPODS AND CEPHALOPODS, AND ANIMAL 

 BEHAVIOR 



Simpson, G. B. — Anatomy and Physiologj' of Polygyra albolabris 

 and Lima.x ma.ximus, etc. New York State Educational Depart- 

 ment. 1901. Price SO. 2.5. 



Verrill, A. E. — Report on the Cephalopods of the Northeastern 

 Coast of America. Report of U. S. Fi.sh Commission for 1879. 

 Government Printing Office. 1882. 



Thorndike, E. L. Animal Intelligence, in Psychological Review, 

 No. 8. Macmillan. 1898. 



Jennings, H. S. — Contributions to the Study of the Behavior of 

 Lower Organisms. Carnegie Institution of Washington. 1904. 



Walter, H. E. — Behavior of the Pond Snail. Cold Spring Harbor 

 Monographs, VI. 1906. 



See also Section C. 



XVI. LAMELLIBRANCHS AND RIVER FAUNAS 



Drew, G. A. — Haliits, Anatomy, and Embryology of the Proto- 

 branchia | Yoldia, Nucula]. Anatomischer Anzeiger. G. Fischer, 

 Jena. 1899. 



Drew, G. A. — Habits and Movements of the Razor Clam. Bio- 

 logical Bulletin, Vol. XII. 1907. 



