116 ANIMAL ECOLOGY 



NEWMAN, H. H. 



1906. The Habits of Certain Tortoises. Jour. Comp. Neurol. 



and Psychol., Vol. XVI, pp. 126-152. 

 NEWMAN, H. H., and PATTERSON, J. T. 



1909. Field Studies of the Behavior of the Lizard, Sceloporus 



Spinosus Floridanus. Bull. Univ. of Texas, No. 137, 



pp. 1-24. 

 ORTMANN, A. E. 



1905. The Crawfishes of the State of Pennsylvania. Mem. 



Carnegie Mus., Vol. II, pp. 343-523. 

 Habits and habitats of crawfish. 

 PARKER, G. H. 



1903. The Phototropism of the Mourning-cloak Butterfly, 



Vanessa Antiopa Linn. Mark Anniversary Volume, 



pp. 453-469. New York. 

 1903. The Sense of Hearing in Fishes. Amer. Nat., Vol. 



XXXVII, pp. 185-204. 

 1905. The Functions of the Lateral-Line Organs of Fishes. 



U. S. Bur. Fisheries, Bull. Vol. XXIV, pp. 185-207. 

 1908. The Sensory Reactions of Amphioxus. Proc. Amer. 



Acad. Arts and Sciences, Vol. XLHI, pp. 415-455. 



1910. The Reactions of Sponges, with a Consideration of the 



Origin of the Nervous System. Jour. Exp. Zool., 

 Vol. VIII, pp. 1-41. 

 PEARL, R. 



1903. The Movements and Reactions of Fresh Water Plan- 

 arians. Quart. Jour. Micros. Sci., Vol. XLVI, pp. 

 509-714. 

 A good example of a very detailed study of behavior 



of a lower animal. 

 PEARSE, A. S. 



1910. The Reactions of Amphibians to Light. Proc. Amer. 



Acad. Arts and Sciences, Vol. XLV, pp. 161-208. 

 PECKHAM, G. W. and E. G. 



1898. On the Instincts and Habits of the Solitary Wasps. 

 Bull. No. 2, Wis. Geol. and Nat. Hist. Surv. pp. 245. 



