The Evolutionary Biology of Extinct and Extant Organisms

Introduction: Missing-link: When an "outmoded term", holds "in between features" between the ancestors and its descendants 1. The transitional features of "Missing-link" illuminate the molecular nuts and bolts of biological evolution 2. If and When Evolution is Ultimate Essence of Life: What is the Evolutionary Identity of the Missing-link (resembling Archaeopteryx) 3. Walking with Cynodont to Explore the Uncharted Evolutionary Trail of Mammalian lineage diverged out of Reptilian 4. One Small Step for Amphibious Fish, One Evolutionary Leap for Moving Tetrapods on Earth 5. Evolutionary Origin of Amniotic Egg: The Transitional Form between Amphibians and Reptiles in the Doubt Clear Session 6. When Contemporary Discoveries Pushes the Bony-fish to Ancestral or Evolutionary Back-seat and Discreetly Pushes Cartilaginous-fish in the Advanced or Front-seat 7. Hemichordates: The Bilaterian lineage (also known as phylum- Deuterostome) in the evolutionary crossroads of developmental biology 8. Cambrian Evolution of Onychophorans: In the evolutionary labyrinth of Arthropods, Annelids, and Molluscs 9. The extent of Ctenophore uniqueness - distinctly recognized to be "quasi-Cnidarians" or "stunted Bilaterians" 10. The Protistan Link in Transition: Down the Evolutionary Trail from Unicellular-Protozoa to Multicellular-Metazoa 11. Evolutionary Mysticism of Euglena: A Sagacious Soul of a Plant in the Body of an Animal 12. Virus: A Stepping Stone in Transition in the course of Evolutionary Journey from the World of "Non-Living" to the World of "Living" Entity 13. Once there was an ancestor between humans and apes: In the Quest for the enigmatic Missing-link 14. Mitochondrial Eve and Y-Chromosomal Adam on Planet Earth: Humanity's metaphoric Missing-link between Prehistoric Past and Contemporary Present Conclusion: Missing-link: In Search of Our Distant Cousins Footprints, a Quest for Our Evolutionary Journey to the Past