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Xenotarsosaurus Xenotarsosaurus bonapartei Martínez et al. 1986
/zˌɛnoʊtˌɑːɹsəsˈɔːɹəs/
estimated
Late Cretaceous (Turonian) · 100.5–89.8 Mya
Key Statistics
Diet
carnivore
Locomotion
bipedal
inferred from clade
Habitat
ground-dwelling
Social
solitary
Where It Was Found
Country
Argentina
Region
Chubut
Formation
Bajo Barreal
Dig sites
1
distinct collections
Overview
Xenotarsosaurus bonapartei is a theropod dinosaur known from the Late Cretaceous, roughly 100.5–89.8 million years ago. It was a carnivore. It is recorded as ground-dwelling and solitary. Fossils have been recovered from Chubut, Argentina. It was named by Martínez et al. 1986. 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%
confidence from occurrence count
Based on 1 recorded occurrence in the Paleobiology Database.
Geologic Time
Where Xenotarsosaurus bonapartei sits in deep time
Xenotarsosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Xenotarsosaurus bonapartei'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.