The Alexandrian Eratosthenes placed chronology upon the scientific basis of astronomy, and Apollodorus drew up the most important chronica of antiquity.
The architect Apollodorus of Damascus owed his banishment and death to his outspoken criticism of the emperor's plans.
This account of the hero's principal labours, exploits and crimes is derived from the mythologists Apollodorus and Diodorus, who probably followed the Heracleia by Peisander of Rhodes as to the twelve labours or that of Panyasis of Halicarnassus, but sundry variations of order and incident are found in classical literature.
According to Apollodorus (iii, 12, 3) it was made by order of Athena, and was intended as an image of Pallas, the daughter of Triton, whom she had accidentally slain, Pallas and Athena being thus regarded as two distinct beings.
But the confusion of the Leleges with the Carians (immigrant conquerors akin to Lydians and Mysians, and probably to Phrygians) which first appears in a Cretan legend (quoted by Herodotus, but repudiated, as he says, by the Carians themselves) and is repeated by Callisthenes, Apollodorus and other later writers, led easily to the suggestion of Callisthenes, that Leleges joined the Carians in their (half legendary) raids on the coasts of Greece.