Panse, R., structure of ear; explanation of deafness. Papers, Nendel's grays; Bradley's colored; Hering's colored. Parker, G. H. Path in labyrinth, record of. Pathological condition of dancer. Pedagogy, comparative. Perception, of brightness; of color; of movement; of form. Peru, dancers in. Petromyzon, semicircular canals of. Photometer, Lummer-Brodhun. Plasticity of dancer; curves of. Position choice by, of cardboards. Preference for brightness, tests of. Preliminary tests. Probable error. Problems, of structure; of method. Punishment versus reward. Putting-through, training by.

Qualitative methods.
Quantitative methods.

Rabbit, ear of. Rawitz, B., behavior of dancer; structure of ear; deafness of dancer; hearing in young. Ray filters. Reactions, to sounds; to disagreeable stimuli; valueless. Reasoning, implicit. Reconstruction method. Records, of markings of dancers; of time; of errors; of path. Red, stimulating value of; vision. Reference numbers to literature. See Literature on Dancer. Reflected light. Refrangibility and vision of dancer. Regular labyrinth. Re-learning, relation to learning; curves of. Reliability of averages. Repetition of useless acts. Rest-interval. Restlessness, of dancer; cause of. Retina of dancer. Retzius, ear of rabbit. Reward, for performance of act; versus punishment. Right whirlers; behavior in labyrinth; occurrence of; inheritance of tendency. Rods of retina. Rotational dizziness. Rubber stamps of labyrinths.

Saint-Loup, R.
Schlumberger, C.;
wood carving with dancers.
Selenka, ear of rabbit.
Semicircular canals.
Sense organs.
Senses, and habit formation;
differences in.
Sensitiveness
Sex, recognition of, designation
of, peculiarities
Shellac to coat cards
Shrews, dancing
Sight, role of, See Vision,
Brightness Vision, and Color Vision
Smell sense of, in labyrinth habits
Sniffing by dancer
Solutions as ray filters
Sorex vulgaris L
Sound, reactions to
Space perception
Spectroscope
Spectrum, stimulating value of
Standard, candle, light,
labyrinth
Stine, W M, photometrical measurements
Strength of dancer
Structure, of brain,
of ear, of eye
Swinhoe, mice in China

Temperament of animal Temperature sense Tests, visual, number of, per day, Threshold of discrimination Time records Touch, and labyrinth habits Training conditions of, Weber's law, methods of, and retraining, in labyrinths, efficiency of, two test, ten-test, twenty-test, continuous, relation to methods, spread of Transmitted light.

Variability of dancer, Variable light. Varieties of dancer Violet red tests Vision, brightness vision, color vision, training of, importance of, conclusions concerning Visual dizziness Voice of dancer

Watson, J B, habit formation
Waugh, K, color vision apparatus,
retina of mouse
Wax, plugs of, in ear of mouse
Weber's law, tests of, apparatus
Weldon, W F R, breeding experiments,
Whirling of dancer

Yellow Red tests
Young dancers, killing of, by male,
description of, development
of, hearing of, intelligence
of, size of

Zoth, O, origin of dancer, size of young mice, the senses of dancer, behavior, dancing, equilibration, climbing dancers, individual differences, tests of hearing, vision