Dinosauria › Reptilia › Theropoda › Spinosauridae
Silhouette of Spinosaurus

Spinosaurus

Spinosaurus aegyptiacus Stromer 1915

Early Cretaceous (Cenomanian) · 119.6–93.9 Mya
Key Statistics
Diet
carnivore
Locomotion
bipedal
inferred from clade
Overview

Spinosaurus aegyptiacus is a theropod dinosaur known from the Early Cretaceous, roughly 119.6–93.9 million years ago. It was a carnivore. It was named by Stromer 1915. The species is represented by 26 recorded occurrences in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~65%
confidence from occurrence count
Confirmed
Inferred
Based on 26 recorded occurrences in the Paleobiology Database.
Geologic Time

Where Spinosaurus sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Spinosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships

Part of a wider fossil web

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

predator–prey
Tenontosaurus
Tenontosaurus tilletti
View profile →
predator–prey
Sauropelta
Sauropelta edwardsorum
View profile →
predator–prey
Eolambia
Eolambia caroljonesa
View profile →
coexisted–with
Asiaceratops
Asiaceratops salsopaludalis
View profile →
coexisted–with
Sauroposeidon
Sauroposeidon proteles
View profile →
same–clade
Tyrannotitan
Tyrannotitan chubutensis
View profile →
same–clade
Genyodectes
Genyodectes serus
View profile →
same–clade
Arkansaurus
Arkansaurus fridayi
View profile →