Youtube video link of this presentation: https://youtu.be/wEIi4SHscd4 Hello, In this video, Sumaiya Amin Titun described the Brachiopod shell, symmetry, and shell shape | Paleontology | Geology Reference: 1.https://static.hwpi.harvard.edu/files/styles/os_files_xxlarge/public/trenton/files/brachconvexity.jpg?m=1525446811&itok=ro1zJeHyhttps://images.app.goo.gl/mcyFL2sTE4ksTqfQ7 2.https://trenton.mcz.harvard.edu/phylum-brachipopodahttps://www.slideshare.net/LeeannaCota/mollusks-bivalvesgastrocepha-marine 3.https://www.bgs.ac.uk/discovering-geology/fossils-and-geological-time/brachiopods/ 4.https://www.digitalatlasofancientlife.org/learn/brachiopoda/ 5.https://fossiilid.info/64?mode=in_baltoscandia&lang=en Follow our Facebook Page: https://www.facebook.com/earthdetective #brachiopoda #paleontology #shell #shape #geology #symmetry #invertebrate