A: Ouroboros encircling a uterus-symbol with a four-bitted key. Above the uterus, a group of three deities, from left to right: Isis in a long robe, left hand raised in greeting; lion-headed Chnoubis, in profile to left, head surrounded with five rays; Anubis as mummy, head to left.
B: Inscription in two lines: ορωρ|ιουθ → ορωριουθ.
Bibliography
Michel, BM on CBd-139
The British Museum Collection database on CBd-139