Watch List notes:

Carian Islands, Kos, Silver Tetradrachm (15.24 g, 5h), 350-345 BC. Magistrate Theodotos. Head of Herakles facing left, wearing a lion's skin headdress. Rev. KΩION, crab, a club and the magistrate's name ΘEOΔOTOΣ below; all within a dotted square border within a shallow incuse square (Pixodarus Hoard, Cos (A. Meadows), Coin Hoards IX, phase 3, 9b (o2/r7) (this coin); SNG von Aulock 2747; Boston 2019). Fine style, lightly toned, about Extremely Fine. Estimate Value $12,000 - UP
Ex Hess - Leu, Auction 45, Lucerne, 12 & 13 May 1970, lot 291 Ex J. Vinchon, Monte-Carlo, 13-15 November 1986, lot 219 Ex Prospero Collection, The New York Sale XXVII, 4 January 2012, lot 555.
This coin published in Coin Hoards IX (Pixodarus Hoard, Cos), p. 230, 9b.