Dinosauria › Ornithischia › Ornithopoda › Hypsilophodontidae
Silhouette of Gideonmantellia

Gideonmantellia

Gideonmantellia amosanjuanae Ruiz-Omeñaca et al. 2012

Early Cretaceous (Barremian) · 125.8–121.4 Mya
Key Statistics
Diet
herbivore
Locomotion
bipedal
inferred from clade
Overview

Gideonmantellia amosanjuanae is an ornithopod dinosaur known from the Early Cretaceous, roughly 125.8–121.4 million years ago. It was a herbivore. It was named by Ruiz-Omeñaca et al. 2012. 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 Gideonmantellia sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Gideonmantellia
252 Mya201 Mya145 Mya66 Mya
Relationships

Part of a wider fossil web

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

predator–prey
Phuwiangvenator
Phuwiangvenator yaemniyomi
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predator–prey
Concornis
Concornis lacustris
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predator–prey
Baryonyx
Baryonyx walkeri
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coexisted–with
Phuwiangosaurus
Phuwiangosaurus sirindhornae
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coexisted–with
Amargasaurus
Amargasaurus cazaui
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same–clade
Hypsilophodon
Hypsilophodon foxii
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same–clade
Qantassaurus
Qantassaurus intrepidus
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same–clade
Iguanodon
Iguanodon galvensis
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