Anchisauria

Anchisauria
Temporal range: Late TriassicLate Cretaceous, 228–66 Ma
Life restoration of Anchisaurus
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Order: Saurischia
Suborder: Sauropodomorpha
Clade: Sauropodiformes
Clade: Anchisauria
Galton & Upchurch, 2004
Subgroups[1][2]

The Anchisauria were a clade of sauropodomorph dinosaurs that lived during the Late Triassic and Early Jurassic. The name Anchisauria was first used by Galton and Upchurch in the second edition of The Dinosauria. Galton and Upchurch assigned two families of dinosaurs to the Anchisauria: the Anchisauridae and the Melanorosauridae. The more common prosauropods Plateosaurus and Massospondylus were placed in the sister clade Plateosauria.

However, recent research indicates that Anchisaurus is closer to sauropods than traditional prosauropods; thus, Anchisauria would also include Sauropoda.[3]

The following cladogram simplified after an analysis presented by Blair McPhee and colleagues in 2014.[4]

 Anchisauria 


Anchisaurus




Aardonyx




Melanorosaurus




Blikanasaurus





Lessemsaurus



Antetonitrus





Gongxianosaurus



Sauropoda








References

  1. Otero, A.; Pol, D. (2013). "Postcranial anatomy and phylogenetic relationships of Mussaurus patagonicus (Dinosauria, Sauropodomorpha)". Journal of Vertebrate Paleontology. 33 (5): 1138. doi:10.1080/02724634.2013.769444.
  2. Apaldetti, C.; Martinez, R. N.; Alcober, O. A.; Pol, D. (2011). Claessens, Leon, ed. "A New Basal Sauropodomorph (Dinosauria: Saurischia) from Quebrada del Barro Formation (Marayes-El Carrizal Basin), Northwestern Argentina". PLoS ONE. 6 (11): e26964. PMC 3212523Freely accessible. PMID 22096511. doi:10.1371/journal.pone.0026964.
  3. Yates, Adam M. (2010). "A revision of the problematic sauropodomorph dinosaurs from Manchester, Connecticut and the status of Anchisaurus Marsh". Palaeontology. 53 (4): 739–752. doi:10.1111/j.1475-4983.2010.00952.x.
  4. McPhee, B. W.; Yates, A. M.; Choiniere, J. N.; Abdala, F. (2014). "The complete anatomy and phylogenetic relationships of Antetonitrus ingenipes(Sauropodiformes, Dinosauria): Implications for the origins of Sauropoda". Zoological Journal of the Linnean Society. 171: 151. doi:10.1111/zoj.12127.

Sources

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