In this article we will discuss about Trilobites:- 1. Introduction to Trilobites 2. Habit and Habitat of Trilobites 3. Structure 4. Development 5. Affinities. Introduction to Trilobites: These groups of arthropods have no living members and are represented only by fossils. Altogether 19 genera are known to have had included nearly 4000 species. A fossil […]