Scyphozoan Jellyfish Small 227×320 Medium 454×640 Large 726×1024 Download Tiff Original 1701×2400 | (426.9 KB) Description Jellyfish have several different morphologies that represent several different cnidarian classes including the Scyphozoa. Fully developed scyphozoan jellyfish. Keywords jellyfish, morphologies, Scyphozoa Galleries Jellyfish Source: Winchell, Alexander Sketches of Creation (New York, NY: Harper & Brothers, 1870)