Dinosauria›Reptilia›Theropoda›Coelophysidae
Silhouette of Segisaurus halli

Segisaurus Segisaurus halli Camp 1936

/sˌɛdʒɪsˈɔːɹəs/ estimated
Early Jurassic (Toarcian) · 192.9–174.7 Mya

Key Statistics

Diet
carnivore
Locomotion
bipedal
inferred from clade

Overview

Segisaurus halli is a theropod dinosaur known from the Early Jurassic, roughly 192.9–174.7 million years ago. It was a carnivore. It was named by Camp 1936. The species is represented by 1 recorded occurrence in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~5%
fragmentary record
Confirmed
Inferred
Based on 1 recorded occurrences in the Paleobiology Database.

Geologic Time

Where Segisaurus halli sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Segisaurus
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

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

predator–prey
Massospondylus
Massospondylus carinatus
View profile →
predator–prey
Gyposaurus
Gyposaurus sinensis
View profile →
predator–prey
Patagosaurus
Patagosaurus fariasi
View profile →
coexisted–with
Sanpasaurus
Sanpasaurus yaoi
View profile →
coexisted–with
Tazoudasaurus
Tazoudasaurus naimi
View profile →
same–clade
Berberosaurus
Berberosaurus liassicus
View profile →
same–clade
Piatnitzkysaurus
Piatnitzkysaurus floresi
View profile →
same–clade
Megalosaurus
Megalosaurus tibetensis
View profile →