Description: ECHIDNA, WITH HER OFFSPRING, CERBERUS AND CHIMERA
Inscription Greek: ΓΝΑΙΟΣ
Signature: Gnaios
Last Recorded Collection: Prendeville, J.: Explanatory catalogue of the proof-impressions of the antique gems possessed by the late Prince Poniatowski and now in the possession of John Tyrrell, Esq. (1841): 380