|Summary:||Approximately square building; to the east of the Oikos of Andros and the Hieropoion.|
|Date:||ca. 350 BC|
Cella and pronaos.
Alternative reconstructions include 12 prostyle Ionic columns and interior colonnades, not shown in this drawing.
Identified as the Keraton, a building that housed an altar of the horns. Erected by the Athenians during the Second League.