Dinosauria›Saurischia›Sauropodomorpha›Massospondylidae
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Ignavusaurus Ignavusaurus rachelis Knoll 2010

/ˌɪɡnɐvjuːsˈɔːɹəs/ estimated
Early Jurassic (Sinemurian) · 201.4–192.9 Mya

Key Statistics

Diet
herbivore
Locomotion
quadrupedal
inferred from clade

Where It Was Found

Country
Lesotho
Regions
Qacha's Nek · Mafeteng
Formation
Elliot
Dig sites
2
distinct collections
Recorded finds in Lesotho. Present-day positions: the continents have moved since.

Overview

Ignavusaurus rachelis is a sauropodomorph dinosaur known from the Early Jurassic, roughly 201.4–192.9 million years ago. It was a inferred herbivore. Fossils have been recovered from Qacha’s Nek, Lesotho. It was named by Knoll 2010. The species is represented by 2 recorded occurrences in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~8%
confidence from occurrence count
Based on 2 recorded occurrences in the Paleobiology Database.

Geologic Time

Where Ignavusaurus rachelis sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Ignavusaurus
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Ignavusaurus rachelis's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology. Predator–prey pairs additionally have to have been dug up in the same place.

predator–prey
Megapnosaurus
Megapnosaurus rhodesiensis
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predator–prey
Dracovenator
Dracovenator regenti
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predator–prey
Trisauropodiscus
Trisauropodiscus superavipes
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coexisted–with
Sinosaurus
Sinosaurus triassicus
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coexisted–with
Scelidosaurus
Scelidosaurus harrisonii
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coexisted–with
Lesothosaurus
Lesothosaurus diagnosticus
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coexisted–with
Sarcosaurus
Sarcosaurus woodi
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same–clade
Thecodontosaurus
Thecodontosaurus minimus
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