Watch List notes:

MYSIA, Kyzikos. Circa 550-450 BC. EL Stater (25.5mm, 16.07 g). Double-bodied sphinx with one head facing, wearing ouraios; both atop tunny left / Quadripartite incuse square. Cf. Von Fritze I 128 (unlisted denomination); Boston MFA –; cf. SNG BN 280 (hekte); Triton XX, lot 224. Near VF, irregular flan. Very rare as a stater.

Ex Classical Numismatic Group Electronic Auction 398 (31 May 2017), lot 149.