Youtube video link of this presentation: https://youtu.be/UyclPb-nBZc Hello there, in this presentation Nusrat Nahian Fatema points out Evolutionary trends in Trilobites ( Invertebrate Paleontology ). References: 1.https://www.trilobites.info/trends.htm#:~:text=An%20analysis%20of%20morphological%20diversity,decreased%20toward%20their%20extinction%20in 2. https://en.wikipedia.org/wiki/Trilobite 3. Fundamentals of Invertebrate Paleontology ( Sreepat Jain) Follow our Facebook Page: https://www.facebook.com/earthdetective Follow our Linkedin Page: https://www.linkedin.com/company/eart... Copyright Disclaimer Under Section 107 of the copyright act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news, reporting, teaching, scholarship, and research. Non-profit, educational, or personal use tips the balance in favour of fair use. This presentation is only made for teaching and educational purposes. #trilobites #paleontology #evolution #geology #trend #invertebrate