Note 492 — Fünftes Kapitel. Von den Reizen und ihren Wirkungen. (continued 3)
Reading edition
JENNINGS: „Studies on Reactions to stimuli in unicellular Organisms. I. Reactions to chemical, osmotic and mechanical stimuli in the ciliate Infusoria.“ In Journal of Physiology, Vol. 21, 1897. — Derselbe: „Behavior of lower Organisms“, New York 1906.