Dinosauria Late Triassic Silesauridae South America

Lewisuchus admixtus

Dinosaur: Lewisuchus admixtus

Triassic: 237–227 Ma

Type: Silesauridae

*Length:**	1.4 m	4.6 ft
*Weight:**	2.7 kg	6 lb

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

Area: South America

Period

Epoch: Late Triassic
Stage: Early Carnian
Years: 237–227 Ma

Details

Status: valid
Author: Romer
Year: 1972

Distribution

Area: South America
Country: Argentina
Region: La Rioja
Formation: Chañares

Classification

Dinosauria
Silesauridae

Sources

Material: At least several individuals.
References: Ezcurra, Martín D.; Nesbitt, Sterling J.; Fiorelli, Lucas E.; Desojo, Julia B. (2019). "New specimen sheds light on the anatomy and taxonomy of the early Late Triassic dinosauriforms from the Chañares Formation, NW Argentina".

Locations

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