Question: The Battle of Ephesus ended in defeat for the dynasty ruled by the family of what descent?
Sentence (from "Ptolemaic dynasty"): The Ptolemaic dynasty (Ancient Greek: Πτολεμαῖοι , "Ptolemaioi"), sometimes also known as the Lagids or Lagidae (Ancient Greek: Λαγίδαι , "Lagidai", after Lagus, Ptolemy I's father), was a Macedonian Greek royal family, which ruled the Ptolemaic Kingdom in Egypt during the Hellenistic period.
Relevant evidence: Yes