AMONG THE GREEKS. 



THE GREEK PERIODS. (After Zeller^) 



GENERAL CONCEPTION 

 OF NATURE. 

 Mythological. 



DIVISIONS OF THE SCHOOLS. 



The Prehistoric Traditions. 

 I. The Three Earliest Schools. 



The lonians. Thales (624-548), 

 Anaximander (611547), Anax- 

 imenes (588-524), Diogenes 

 (440- ). 



The Pythagoreans. (580-430.) 

 The Eleatics. Xenophanes (576- 



480), Parmenides (544- ). 

 II. Physicists. 



Heraclitus (535-475), Empedocles 

 (495-435 ) Democritus (450- 



), Anaxagoras, (500-428). 

 Socrates (470-399), Plato (427- 



347)- 



Aristotle (384-322). 

 The Peripatetics, or post-Aristotelian 

 school, including Theophrastus, 

 Preaxagoras, Herophilus, Erasis- 

 tratus. 

 THIRD PERIOD. A. I. The Stoics. 



II. The Epicureans. Epicurus (341- 



270 B.C.). 



III. The Sceptics. 

 B. I. Eclecticism. Galen (131-201 A.D.). 



In Zeller's volumes on Greek Philosophy, and 

 in his special discussion of Evolution among the 

 Greeks, Die Griechischen Vorganger Darwin s^ 

 we find a full examination of the speculations of 

 these ancient philosophers. Lange and Haeckel 



FIRST PERIOD. 



Naturalistic. 



Earlier Materialistic. 



SECOND PERIOD. 



Teleological. 



Later Materialistic. 



