Dinosauria › Saurischia › Herrerasauridae
Silhouette of Herrerasaurus

Herrerasaurus

Herrerasaurus ischigualastensis Reig 1963

Late Triassic (Carnian) · 237–227.3 Mya
Key Statistics
Diet
herbivore
Locomotion
Unknown
Overview

Herrerasaurus ischigualastensis is a dinosaur known from the Late Triassic, roughly 237.0–227.3 million years ago. It was a inferred herbivore. It was named by Reig 1963. The species is represented by 10 recorded occurrences in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~33%
confidence from occurrence count
Confirmed
Inferred
Based on 10 recorded occurrences in the Paleobiology Database.
Geologic Time

Where Herrerasaurus sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Herrerasaurus
252 Mya201 Mya145 Mya66 Mya
Relationships

Part of a wider fossil web

These species share Herrerasaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.

predator–prey
Anteavis
Anteavis crurilongus
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predator–prey
Erythrovenator
Erythrovenator jacuiensis
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predator–prey
Pendraig
Pendraig milnerae
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coexisted–with
Mbiresaurus
Mbiresaurus raathi
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coexisted–with
Panphagia
Panphagia protos
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same–clade
Staurikosaurus
Staurikosaurus pricei
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same–clade
Sanjuansaurus
Sanjuansaurus gordilloi
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same–clade
Alwalkeria
Alwalkeria maleriensis
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