Dinosauria›Reptilia
Silhouette of Syntarsus kayentakatae

Syntarsus Syntarsus kayentakatae (Rowe 1989)

/sˈɪntɑːɹsəs/ estimated
Early Jurassic (Pliensbachian) · 201.4–184.2 Mya

Key Statistics

Diet
carnivore
Locomotion
bipedal
inferred from clade
Habitat
ground-dwelling
Social
solitary

Where It Was Found

Country
United States
Region
Arizona
Formation
Kayenta
Dig sites
6
distinct collections
Recorded finds in United States. Present-day positions: the continents have moved since.

Overview

Syntarsus kayentakatae is a theropod dinosaur known from the Early Jurassic, roughly 201.4–184.2 million years ago. It was a carnivore. It is recorded as ground-dwelling and solitary. Fossils have been recovered from Arizona, United States. It was named by (Rowe 1989). The species is represented by 6 recorded occurrences in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~21%
confidence from occurrence count
Based on 6 recorded occurrences in the Paleobiology Database.

Geologic Time

Where Syntarsus kayentakatae sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Syntarsus
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Syntarsus kayentakatae'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
Scutellosaurus
Scutellosaurus lawleri
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predator–prey
Sarahsaurus
Sarahsaurus aurifontanalis
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coexisted–with
Barapasaurus
Barapasaurus tagorei
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coexisted–with
Kotasaurus
Kotasaurus yamanpalliensis
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coexisted–with
Vulcanodon
Vulcanodon karibaensis
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same–clade
Dilophosaurus
Dilophosaurus wetherilli
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same–clade
Kayentavenator
Kayentavenator elysiae
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same–clade
Cryolophosaurus
Cryolophosaurus ellioti
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