Indian Tertiary and post Tertiary Vertebrata. Calcutta, Geological Survey Office, 1874-1902. India, paleontology, vertebrates fossil, The illustration displays two fossilized bones, likely from ancient mammals, showcasing their elongated, rough textures and distinctive shapes. The larger bone on the left features a deeper curve and more pronounced ridges, while the smaller bone on the right appears more slender and tapered. Both specimens are significant for understanding the morphology and evolutionary adaptations of prehistoric species, likely contributing to studies in paleontology and archaeology. The detailed rendering captures the intricate surface patterns, highlighting the age and historical context of these fossils.