Dinosauria › Reptilia › Alexornithiformes › Theropoda › Alexornithidae
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Alexornis
Alexornis antecedens Brodkorb 1976
Late Cretaceous (Santonian) · 85.7–83.6 Mya
Key Statistics
Diet
carnivore
Locomotion
bipedal
inferred from clade
Overview
Alexornis antecedens is a theropod dinosaur known from the Late Cretaceous, roughly 85.7–83.6 million years ago. It was a carnivore. It was named by Brodkorb 1976. 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 Alexornis sits in deep time
Alexornis
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Alexornis's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.