Antarctica Cerapoda Dinosauria Elasmaria Genasauria Late Cretaceous Neornithischia Ornithischia Ornithopoda

Trinisaura santamartaensis

Dinosaur: Trinisaura santamartaensis

Cretaceous: 83.6–72.1 Ma

Type: Ornithopod

*Length:**	2.35 m	7.7 ft
*Weight:**	21 kg	46 lb

ESR: 3 / 4 (estimated size reliability)
*The largest known specimen

Area: Antarctica

Period

Epoch: Late Cretaceous
Stage: Late Campanian
Years: 83.6–72.1 Ma

Details

Status: valid
Author: Coria et al.
Year: 2013

Distribution

Area: Antarctica
Region: James Ross Island
Formation: Santa Marta

Classification

Dinosauria
Ornithischia
Genasauria
Neornithischia
Cerapoda
Ornithopoda
Elasmaria

Sources

Material: Partial skeleton without skull.
References: Coria, R. A., Moly, J. J., Reguero, M., Santillana, S., & Marenssi, S. (2013). A new ornithopod (Dinosauria; Ornithischia) from Antarctica.

Locations

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