Orpheus Leviathan Mardi Gras Cat Print / Poster Hal Moore 14.25" X 10.25" Image Size. Unframed . Depicts a cat with the Leviathan a dragon / sea serpent from the Mardi Gras Krewe that rolls in the streets of New Orleans done by Hal Moore. Excellent Condition. The print is surrounded by excess white that may be trimmed off with an exacto knife. Overall size with white bordere is 17" x 11" Unframed. See photos for accuracy.