DacentrurinaeDinosauriaEurypodaGenasauriaLate JurassicNorth AmericaOrnithischiaStegosauriaStegosauridaeThyreophora

Alcovasaurus longispinus

Dinosaur: Alcovasaurus longispinus

Type: Stegosaur

Length*:6.1 m20.0 ft
Weight*:1.5 tons3,307 lb
ESR: 2.5 / 4 (estimated size reliability)
*The largest known specimen


Material: Forty two vertebrae, sacrum, three anterior caudal centra, parts of both ilia and ischia, left pubis, right femur and dermal caudal spines. Referred large spike ?
References: Francisco Costa & OctÃvio Mateus (2019) Dacentrurine stegosaurs (Dinosauria): A new specimen of Miragaia longicollum from the Late Jurassic of Portugal resolves taxonomical validity and shows the occurrence of the clade in North America.


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