Scutellosaurus lawleri Colbert, 1981
Systematics: Dinosauria Ornithischia Thyreophora
Size: 1.2 m long
Type Horizon and Locality: Early Jurassic. Silty Facies Member, Kayenta Formation (Sinemurian) Coconino County, Arizona, US
Type Specimen: MNA P1.175, partial skeleton
This small armored dinosaur from the Early Jurassic of Arizona was a basal thyreophoran, a group that includes the stegosaurs and ankylosaurs. It had an extremely long tail and a body covered with tiny scutes. At least two specimens are known.
September 7, 2020
References:
Colbert, E. H. (1981). A primitive ornithischian dinosaur from the Kayenta Formation of Arizona. Museum of Northern Arizona Bulletin 53:1-61
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