Boston Journal of Natural History, Boston, Boston Society of Natural History., This artwork features two intricately illustrated arachnids, showcasing their detailed features and unique anatomical structures. The larger spider is depicted with elongated legs and a distinct cephalothorax and abdomen, emphasizing its impressive size and physical attributes. Above it, a smaller spider boasts a similarly detailed design, highlighting its own unique characteristics. Both creatures are positioned against a simple background, allowing their intricate patterns and textures to stand out vividly. The illustration is accompanied by a numerical designation, adding a scholarly touch to the presentation.