title: Conodonts: a major extinct group added to the vertebrates.
authors.affiliation: Department of Geology, University of Bristol, United Kingdom.
authors.forename: D E
authors.initials: DE
authors.lastname: Briggs
mesh_terms: D000818:Animals; D005580:Fossils; D010802:Phylogeny; D012623:Seawater; D014070:Tooth; D014714:Vertebrates / Q000145:classification*