This relief might depict part of the myth of Endymion where he encounters the moon goddess, Selene, in a rustic landscape. It was a popular subject among 3rd Century A.D. Romans. Cf. G. Koch, Roman Funerary Sculpture, The J. Paul Getty Museum, Malibu, 1988, pp. 32-35, no. 12, which depicts the front of an Endymion sarcophagus; and E. Angelicoussis, The Woburn Abbey Collection of Classical Antiquities, Mainz, 1992, pp. 85-88, no. 65.