Dictionary of Greek and Roman Geography/Ascatancae
ASCATANCAE (Ἀσκατάγκαι), a people of Scythia intra Imaum, adjacent to the mountain called Ascatancasa: extending E. of the Tapuri, as far as M. Imaiis: somewhere about the SE. part of Independent Tartary. (Ptol. vi. 14. § 3.) [ P. S. ]