Watch List notes:

EGYPT, Alexandria. Galerius. As Caesar, AD 293-305. Potin Tetradrachm (19mm, 7.39 g, 1h). Dated RY 4 (AD 295/6). Laureate, draped, and cuirassed bust right / Triptolemos standing right in serpent biga; L Δ (date) above. Unpublished in the standard references. VF, brown patina, green-blue deposits.

The reverse type is known for Constantius I Caesar for this regnal year. See Emmett 4199 and Dattari (Savio) 10772-3.