It is not likely that a dog would feed upon shell-fish: and if this may at any time have happened, yet whoever is at all conversant in natural history, must know, that the murex is of the turbinated kind, and particularly aculeated; having strong and sharp protuberances, with which a dog would hardly engage.
"A New System; or, an Analysis of Antient Mythology. Volume II. (of VI.)"
Jacob Bryant