Location information

AMFIGENIA (Ancient city) KYPARISSIA
  Eth. Amphigeneus. One of the towns belonging to Nestor (Horn. Il. ii. 593), was placed by some ancient critics in Messenia, and by others in Macistia, a district in Triphylia. Strabo assigns it to Macistia near the river Hypsoeis, where in his time stood a temple of Leto.

Dictionary of Greek and Roman Geography (1854) (ed. William Smith, LLD)
• http://www.perseus.tufts.edu/cgi-bin/ptext?doc=Per...

Ellinikon, to the E of the Mouriatada village

It is the most probable location after the excavations conducted by professor S. Marinatos in 1960, whose findings date from the ceramic to the late-mycenaean periods.