Thursday, 28 November 2013

Sacisaurus agudoensis

Based on a few fragmentary remains, Sacisaurus was apparently a smaller relative of the polish Silesaurus. This little beaked herbivore was a precursor of the ornithischian dinosaur.

Sacisaurus agudoensis
Ferigolo and Langer, 2007
Meaning of generic name
Saci (a fabled entity of Brazilian lore that possesses a single leg) lizard
Meaning of specific name
From Agudo, the town where the material was found
Length: 1.5 m
Holotype (MCN PV10041): Left dentary

Referred specimens: Dentaries, skull fragments, right scapula, partial hindlimb and sacrum, isolated vertebrae.
Age and Distribution
Horizon: Caturrita Formation, Upper Triassic (latest Carnian-early Norian).

Locality: Aguda, Rio Grande del Sul, South Brazil
Dinosauromorpha Dinosauriformes
Further Reading
J. Ferigolo and M. C. Langer. 2007. A Late Triassic dinosauriform from south Brazil and the origin of the ornithischian predentary bone. Historical Biology 19(1):23-33
Image by Nobu Tamura (click to enlarge)
Sacisaurus agudoensis:

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