Watch List notes:

MYSIA. Kyzikos. Circa 400 BC. Hemiobol (Silver, 7.5 mm, 0.36 g, 8 h). Head of Attis to left, wearing Phrygian cap; below neck, tunny fish to left. Rev. ΚΥ-Ξ-Ι Bull protome to right, head facing. SNG von Aulock 7336. Von Fritze II, p. 37, 20 and pl. V, 23. Clear and with a grey toning. Slightly porous. Very fine.
From the "Collection sans Pareille" of Ancient Greek Fractions, ex Aufhäuser 12, 1 October 1996, 90.