Africa Dinosauria Early Jurassic Eusaurischia Massopoda Massospondylidae Plateosauria Saurischia Sauropodomorpha

Ignavusaurus rachelis

Dinosaur: Ignavusaurus rachelis

Jurassic: 201.4–190.8 Ma

TRIASSIC

JURASSIC

CRETACEOUS

252

201

145

Type: Sauropod

*Length:**	4 m	13.1 ft
*Weight:**	190 kg	419 lb

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

Area: Africa

Period

Epoch: Early Jurassic
Stage: Hettangian-Sinemurian
Years: 201.4–190.8 Ma

Details

Status: S > Massospondylus carinatus
Author: Knoll
Year: 2010

Distribution

Area: Africa
Country: Lesotho
Region: Qacha's Nek, Mafeteng
Formation: Upper Elliot

Classification

Dinosauria
Saurischia
Eusaurischia
Sauropodomorpha
Plateosauria
Massopoda
Massospondylidae

Sources

Material: Partial skeleton with skull fragments. Referred 5 vertebrae (mostly neural arches).
References: Knoll, (2010). A primitive sauropodomorph from the upper Elliot Formation of Lesotho. Ewan H. Bodenham & Paul M. Barrett (2020). A new specimen of the sauropodomorph dinosaur Ignavusaurus rachelis from the Early Jurassic of Lesotho.