4th-century BCE), the son of Metallus, was a Greek philosopher and a disciple and successor of Euclid of Megara in the Megarian school.
[1] He was a colleague of Thrasymachus of Corinth in the school.
[2] Ichthyas is described as a man of great eminence, and Diogenes of Sinope is said to have addressed a dialogue to him.
[3] According to Hilarius Emonds,[4] correcting a previously misread passage in Tertullian's Apologeticus, Ichthyas was a leader in the oligarchic revolt in Megara in 375 BCE.
[5] This biography of a philosopher from ancient Greece is a stub.