of tastes, [49];
of smells, [49];
of taste, touch and smell, [48], [159];
of organic sensations, [64], [159];
of feeling and sensation, [81], [90], [319];
hypothetical, of vision and kinæsthesis, in space-perception, [129];
a mode of connection of mental processes, [159], [168];
and synergy of brain-processes, [160].