736 



Index. 



M 



EDULLATED uerve fibers innervating the 

 legs of the leopard frog after uni- 

 lateral section of the ventral roots, 

 a statistical study of, 685. 



Modifiabillty of behavior in its relations to 

 the age and sex of the dancing mouse, 

 237. 



Monkeys, imitation in. 337. 



Some exneriments bearing upon color 

 vision in, 1. 



Morphology of the forebrain vesicle in ver- 

 tebrates, 457. 



Morse, Max. Factors determining the reac- 

 tions of the larva of Tenebrio molitor, 

 721. 



Mouse, modiflability of behavior in its rela- 

 tions to the age and sex of the danc- 

 ing, 237. 



N 



ERVE division, sensations following. I. 

 The pressure-like sensations, 107. 

 II. The sensibility of the hairs, 215. 



Nervous system, the criteria of homology 

 in the peripheral, 203. 



Nervus terminalis in the carp, the, 191. 

 In the frog, 175. 



Neurotomy, alterations in the spinal gan- 

 glion cells following, 125. 



PERICHAETA and Lumbricus, tropic and 

 shock reactions in. 509. 

 Physiology of movements and behavior, 

 the work' of J. von Uexkuell on the, 

 313. 



Pigeons, the expressions of emotion in the, 

 I. Blond ringdove, 29. 



Pinkus, nerve of, in the frog, 175. 



R 



ACCOONS, visual discrimination in, 657. 

 Radix mesencephalica trigemini, the, 

 593. 



Rana pipiens. a statistical study of the 

 medulated nerve fibers innervating 

 the legs of the leopard frog, after 

 unilateral section of the ventral roots, 

 685. 



Ranson^ S. Walter. Alterations in the 

 spinal ganglion cells following neurot- 

 omy, 125. 



Rat, relation of the body length to the body 

 weight and to the weight of the brain 

 and of the spinal cord in the albino, 

 155. 



Weight of the brain in albino, note on 

 the formulas used for calculating, 169. 



Reactions in perichseta and lumbricus, 

 tropic and shock, 569. 

 Of the larva of Tenebrio molitor, factors 

 determing the, 721. 



Sensations following nerve divisions. I. 

 The pressure-like sensations, 107. 

 II. The sensibility of the hairs, 215. 



Sheldon, R. E. The nervus terminalis In 

 the carp, 191. 



The reactions of the dogfish to chemical 

 stimuli, 273. 



Spinal cord in the albino rat, relation ol 

 the body length to the body weight 

 and to the weight of the brain and of 

 the, 155 



Spinal ganglion cells, alterations in the, 

 following neurotomy, 125. 



Squirrels, some experiments upon the be- 

 havior of, 541. 



Stimuli, the reactions of the dogfish to, 273. 



The reaction to tactile, and the devel- 

 opment of the swimming movement 

 in embryo of Diemctylus torosus, 

 Eschscholtz, 83. 



Swimming movement in embryos of Die- 

 myctylus torosus, Eschscholtz, the re- 

 action to tactile stimuli and the de- 

 velopment of, 83. 



T 



HE stimuli, the reaction to, and the 

 development of the swimming move- 

 ment in embryos of Diemyctylus 

 torosus, Eschscholtz, 83. 



Tenebrio molitor. factors determining the 

 reactions of the larva of, 721. 



Trigemini, the radix mesencephalica, 593. 



u 



V 



w 



DXKL'ELL. J. VON, the work of, on the 

 phvsiologv of movements and behavior, 

 313. 



isi'AL discrimination in raccoons, 657. 



ASHBUENj M. F. Review of La nais- 

 sance de I'intelligence, George 

 Bohn, 589. 



Review of the animal mind. Second 

 volume of the Animal Behavior series, 

 edited by R. M. Yerkes, 211. 



Wat.son, John B. Some experiments bear- 

 ing upon color vision in monkeys, 1. 



Weight of brain and of the spinal cord in 

 the albino rat, relation of the body 

 length to the body weight and to, 155. 



Weight of the brain in the albino rats, note 

 on formulas used for calculating the, 

 169. 



YEKKES. Robert M. Modiflability of be- 

 havior in its relation to the age and 

 sex of the dancing mouse, 237. 



Yoakum, C. S. Some experiments upon the 

 behavior of squirrels, 541. 



