Supersaurus

Supersaurus (meaning "super lizard") is a genus of diplodocid sauropod dinosaur that lived in North America during the Late Jurassic period. The type species, S. vivianae, was first discovered by Vivian Jones of Delta, Colorado, in the middle Morrison Formation of Colorado in 1972. The fossil remains came from the Brushy Basin Member of the formation, dating between 153 to 145 million years ago. It was a very large sauropod, with the WDC and BYU specimens reaching 33–35 meters (108–115 ft) in length and approximately 35–40 metric tons (39–44 short tons) in body mass. A potential second species, S. lourinhanensis (Dinheirosaurus), is known from Portugal and has been dated to a similar time.

Supersaurus
Temporal range: Late Jurassic,
A cast of BYU 9025, a scapulocoracoid, the holotype of Supersaurus, Dinosaur Journey Museum
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Clade: Saurischia
Clade: Sauropodomorpha
Clade: Sauropoda
Superfamily: Diplodocoidea
Family: Diplodocidae
Subfamily: Diplodocinae
Genus: Supersaurus
Jensen, 1985
Type species
Supersaurus vivianae
Jensen, 1985
Other Species
Synonyms
Genus synonymy
Species synonymy (S. vivianae)
  • Dystylosaurus edwini
    Jensen, 1985
  • Ultrasauros macintoshi
    (Jensen, 1985) Olshevsky, 1991 [formerly Ultrasaurus, preoccupied]
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