Proceedings of the Zoological Society of London London Academic Press Periodicals Zoology, This detailed illustration showcases various species from the Malay region, specifically focusing on reptiles and batrachians. At the top, anatomical sketches highlight distinctive features of certain specimens, including limbs and glances into their eyes. Below, three different species are depicted: 1. **Gonocephalus pentaki**: A vibrant lizard noted for its distinctive coloration and intricate patterns. 2. **Rhinoceros leucomystax**: A unique species characterized by its elongated body and smooth texture, emphasizing its aquatic nature. 3. **Bufo melanostictus**: A commonly known toad, illustrated in a profile view that emphasizes its oversized features and bumpy skin texture.