The Most Useful Fossils in the World

Video
Science
+1
Science
8th Grade - 12th Grade
Premium
P
PBS Eons

Science Resource Description

Learn more about CuriosityStream at http://curiositystream.com/eons PBS Member Stations rely on viewers like you. To support your local station, go to http://to.pbs.org/DonateEons For decades, one of the most abundant kinds of fossils on Earth, numbering in the millions of specimens, was a mystery to paleontologists. But geologists discovered that these mysterious fossils could basically be used to tell time in the deep past. Thanks as always to Nobumichi Tamura for allowing us to use his wonderful paleoart: http://spinops.blogspot.com/ Produced for PBS Digital Studios. Want to follow Eons elsewhere on the internet? Facebook - https://www.facebook.com/eonsshow Twitter - https://twitter.com/eonsshow Instagram - https://www.instagram.com/eonsshow/ References: Agematsu S, Uesugi K, Hiroyoshi S, Sashida K. 2017. Reconstruction of the multielement apparatus of the earliest Triassic conodont, Hindeodus parvus, using synchotron radiation X-ray micro-tomography. Journal of Paleontology. https://doi.org/10.1017/jpa.2017.61 Briggs DEG, Clarkson ENK, Aldridge, RL. 1983. The conodont animal. Lethaia 16: 1-14. doi: 10.1111/j.1502-3931.1983.tb01993.x Dzik J. 1991. Evolution of oral apparatuses in the conodont chordates. Acta Palaeontologica Polonica 36(3): 265-323. https://app.pan.pl/archive/published/app36/app36-265.pdf Goudemand N, Orchard MJ, Urdy S, Bucher H, Tafforeau P. 2011. Synchotron-aided reconstruction of the conodont feeding apparatus and implications for the mouth of the first vertebrates. PNAS 108(21): 8720-8724. http://www.pnas.org/content/108/21/8720 Purnell MA, Donoghue PC. 1997. Architecture and functional morphology of the skeletal apparatus of ozarkodinid conodonts. Philosophical Transations of the Royal Society B 352: 1545-1564. DOI: 10.1098/rstb.1997.0141 Purnell MA, Donoghue PC. 1998. Skeletal architecture, homologies and taphonomy of ozarkodinid conodonts. Palaeontology 41(1): 57-102. https://www.palass.org/sites/default/files/media/publications/palaeontology/volume_41/vol41_part1_pp57-102.pdf https://www.researchgate.net/publication/273457548_Conodonts_from_the_Carnian-Norian_Boundary_Upper_Triassic_of_Black_Bear_Ridge_northeastern_British_Columbia_Canada_New_Mexico_Museum_of_Natural_History_and_Science_Bulletin_64_1-139_2014 https://www.sciencedirect.com/topics/earth-and-planetary-sciences/rhaetian