The phalanx was a rectangular mass military formation, usually composed entirely of heavy infantry armed with spears, pikes, sarissas, or similar polearms tightly packed together. The term is used tod
Sumerian phalanx-like formation c. 2400 BC, from detail of the victory stele of King Eannatum of Lagash over Umma, called the Stele of the Vultures
A modern illustration of the Greek hoplites marching in a phalanx formation
Phalanx in a frieze on the tomb of Pericles, Dynast of Lycia (380–360 BC)
Greek phalanx against Achaemenid troops
A peltast was a type of light infantry originating in Thrace and Paeonia and named after the kind of shield they carried. Thucydides mentions the Thracian peltasts, while Xenophon in the Anabasis dist
Agrianian peltas. This peltast holds three javelins, one in his throwing hand and two in his pelte (shield) hand as additional ammunition.
A peltast with the whole of his panoply (on a red-figure kylix)
A peltast fighting a panther (from an Attic white-ground mug, 5th century BC)
Tomb of Payava Battle scene