Preferred Term:
dinosaurs
Definition:
General name for two extinct orders of reptiles from the Mesozoic era: Saurischia and Ornithischia.
Concept Schemes:
NALT Full
Broader Concept:
URI:
https://lod.nal.usda.gov/nalt/281707
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RDF/XMLCreated 2016-06-20, last modified 2016-11-14