Tuesday, 3 December 2013

Amazonsaurus maranhensis

Amazonsaurus was a Sauropod from the Early Cretaceous of Brazil. It is known from a fragmentary skeleton that does not allow to classify it with certainty beyond the diplodocoid.

Amazonsaurus maranhensis
Carvalho, Avilla, Salgado, 2003
Meaning of generic name
Amazon lizard.
Meaning of specific name
From the Brazilian state of Maranhão.
Length: 12 m, Skull length: [not given]
Holotype: MN 4558-V (dorsal neural spine), UFRJ-DG 58-R/9 (dorsal neural spine), MN 4559-V (dorsal centrum), MN s/n-V (dorsal centrum), neural spine of anterior caudal vertebra (UFRJ-DG 58-R/7), one mid caudal vertebra (MN 4555-V), one mid-posterior caudal vertebra (MN 4560-V), one posterior caudal vertebra (MN 4556-V), one posterior caudal vertebra (UFRJ-DG 58-R/10), four cehvrons (UFRJ-DG 58-R/2 through [...] 58-R/5), four more chevrons (MN 4564-V), ilium (UFRJ0-DG 58-R/1), partial pubis (MN s/n-V), and three ribs (MN 4562-V)..
Age and Distribution
Horizon: Itapecuru Formation, Lower Cretaceous (Aptian–Albian).

Locality: Mata, Itapecuru-Mirim County, Maranhão State, Brazil.
Dinosauria Saurischia Sauropodomorpha Sauropoda Diplodocoidea
Further Reading
I. d. S. Carvalho, L. d. S. Avilla, and L. Salgado. 2003. Amazonsaurus maranhensis gen. et sp. nov. (Sauropoda, Diplodocoidea) from the Lower Cretaceous (Aptian-Albian) of Brazil. Cretaceous Research 24:697-713.

No comments:

Post a Comment