Boston, journal of natural history, Boston Society of Natural History, The illustration features three fish, arranged vertically. The top two fish share a similar shape and structure, displaying distinct markings along their bodies, with prominent eyes and elongated fins. The first fish has a slightly more rounded shape with visible spots, while the second exhibits a smoother texture. The bottom fish is more elongated and streamlined, showcasing a different fin arrangement and scale pattern. Each fish is meticulously detailed, highlighting their anatomical features for study and identification.