DinosauriaEarly CretaceousEurypodaGenasauriaOrnithischiaSouth AmericaStegosauriaThyreophora
“Amargastegos brevicollus”
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Dinosaur: "Amargastegos brevicollus"
Cretaceous: 125.8–113 Ma
| Length*: | 3.3 m | 10.8 ft |
| Weight*: | 230 kg | 507 lb |
*The largest known specimen
Period
Epoch: Early Cretaceous
Stage: Barremian-Early Aptian
Years: 125.8–113 Ma
Details
Status: nomen nudum
Author: Ulansky
Year: 2014
Distribution
Area: South America
Country: Argentina
Region: Neuquén
Formation: La Amarga
Sources
Material: Supraorbital, two cervical vertebrae, an isolated cervical prezygapophysis, rib fragment, caudal centrum, a cervical plates.
References: Ulansky, R. E., (2014). Evolution of the stegosaurs (Dinosauria; Ornithischia).
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