ERTH 2401 Lecture 3: Naming Dinosaurs
3 Nov 2015
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Document Summary
1842: only 3 non-avian dino genera were recognized by richard. 1990: 285 non-avian dino genera were considered valid by authors of. 2015 : almost 1000 non-avian dino genera are in use (some validity questionable: wang and dodson counted 527 valid, well-established genera (excluding any based on teeth or single bones) Saurolophus morrisi is now augustynolophus morrisi: diplodocus hayi is now galeamopus hayi. Pelorosaurus becklesii is now haestasaurus becklesii: ornithischia. A new species of iguanodon w/ associated embryos and babies (i. galvensis) New clues to how the diversity of ceratopsid horns evolved (wendiceratops, regaliceratops) New dinosaurs from south africa near the prosauropod - sauropod transition (sefapanosaurus, pulanesaura) More sauropods from the jurassic of china (nebulasaurus, An unexpected new lineage of primitive herbivorous dinosaurs (chilesaurus) Xenoceratops foremostensis was named in 2012, based on material that was sittng in the canadian museum of nature since 1958! Is it really new: necessary to compare new specimen to similar dinos already named, challenges:
