 In vain pursuit, he ejaculates on the Acropolis, and his seed fertilizes the soil there, impregnating Gaia and leading to the birth of Erechtheus.After Erechtheus is born, Athena takes the baby into her care and places him into a chest (or, in some versions of the story, a basket).She entrusts the chest to the Kekropidai, warning them never to look inside.