User blog comment:Tardir/New Species. Yaay./@comment-1377248-20110417110227/@comment-1536954-20110418041526

According to details in the 3rd edition Necron Codex, the original descendants of the Eldar and Humans were (and also the orks, known as "Krork") were created by the old ones. Although, time would have definatley drifted the genetic similarities of the races away from each other.