Dinosauria›Reptilia›Galliformes›Theropoda›Cracidae
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Palaeonossax Palaeonossax senectus Wetmore 1956

/pˈæliːˌɑːnəsˌæks/ estimated
Late Cretaceous (Rupelian) · 31.8–29.5 Mya

Key Statistics

Diet
herbivore
Locomotion
flight
Habitat
flying

Where It Was Found

Country
United States
Region
South Dakota
Formation
Brule
Dig sites
1
distinct collections
Recorded finds in United States. Present-day positions: the continents have moved since.

Overview

Palaeonossax senectus is a theropod dinosaur known from the Late Cretaceous, roughly 31.8–29.5 million years ago. It was a herbivore. It is recorded as flying. Fossils have been recovered from South Dakota, United States. It was named by Wetmore 1956. 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 Palaeonossax senectus sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Palaeonossax
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Palaeonossax senectus'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.

same–clade
Palaeortyx
Palaeortyx brevipes
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same–clade
Sobniogallus
Sobniogallus albinojamrozi
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same–clade
Paraortyx
Paraortyx lorteti
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same–clade
Colymbus
Colymbus (Dytes) oligocaenus
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