of habits to temperature, [159], et seq. (see [hibernation]);

of coils, [200], [204];

of ribs in progression, [207];

of form, [215].

Adaptive development, of head bones, [31], [34];

of spine bones, [70];

of windpipe, [132];

of salivary glands, [342], [350], [537], [557];

of teeth, [348], [350], [364], [408].

Adipose tissue, [394].