ἀρχαιόγονος

ον
A. of ancient race, of old descent, S. Ant. 981.
II. (perh. parox. ἀρχαιογόνος) original, primal, αἰτία Arist. Mu. 399a26 (nisi leg. ἀρχέγονον).
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project