...of Psychology, has presented in the above work the most important results of recent investigations into the world of micro-organisms. The subject is...hitherto been made to collate and present them in a systemacic form. Especia) use has been made of the investigations of Balbiani, Claperede and Lachmann,...

...of psychology, has pro. sented in the above work the most important results of recent investigations into the world of micro-organisms. The subject is...natural science lie scattered for the most part in insolated reports and publications, and no attempt has hitherto been made to collate and present them...

...of Psychology, has presented in the above work the most important results of recent investigations into the world of micro-organisms. The subject is a branch of comparative psychology little known; aa the data of this department of natural science lie scattered for the most part in isolated reports...