Trierarchuncus
Trierarchuncus was a tiny, feathered dinosaur that lived right at the end of the age of dinosaurs. It had short arms with just one big claw on each hand, like a hook. It ran fast on its long legs and probably ate insects and small animals.1
Berɛ bɛn na ɛtenaa ase?
Na ne kɛseɛ yɛ sɛn?
Na ne tenten yɛ sɛn?
Na ne korɔn yɛ sɛn?
Na ne mu yɛ duru sɛn?
ne tenten te sɛ fie agyinamoa 2 firi hwene kɔsi dua🍌ne tenten te sɛ kwadu 6 a wɔde abɔ toatoa so
ne mu duru bɛyɛ sɛ fie agyinamoa🍌ne mu duru te sɛ kwadu 42🏃anka ɔbɛtumi atu mmirika mita 100 wɔ sikɛn 12 mu (onipa a ɔyɛ ntɛm sen biara hia 9.6)Trierarchuncus kɛseɛ yɛ sɛn sɛ wode toto WO ho a?
Akontaa nko ara wɔ wo browser mu. Yɛnkora biribiara so, na yɛmmfa biribiara nkɔ baabiara.
Na ɛyɛ ntɛm sɛn?
Nsɛm a ɛyɛ anigye
Trierarchuncus is the youngest known alvarezsaurid, meaning it lived just before the big extinction 66 million years ago.1
Its name means 'captain hook' because its hand had only one big claw, like a pirate's hook.1
Scientists think Trierarchuncus was covered in feathers, like many of its relatives.1
It lived alongside famous dinosaurs like Tyrannosaurus and Triceratops in the Hell Creek area.1
The first fossils were found in Montana in 1980, but it wasn't officially named until 2020.1
Trierarchuncus had a bird-like head and long legs, so it could probably run quickly.1

Nsɛm a wɔbisa bebree fa Trierarchuncus ho
?How big was Trierarchuncus?
No one knows its exact size, but it was a small dinosaur. Its hand claws are only a few centimetres long, so it was probably about the size of a modern turkey or a small dog.12
?What did Trierarchuncus eat?
It probably ate insects and small animals. Scientists think it used its single big claw to tear apart logs and search for bugs, like an anteater.12
?When did Trierarchuncus live?
It lived right at the end of the age of dinosaurs, about 66 million years ago. It went extinct in the big mass extinction that killed most dinosaurs.1
?Did Trierarchuncus have feathers?
Yes. Like its relatives, Trierarchuncus was covered in feathers. It had a bird-like head and long legs.1
Atosɛm sɛefoɔ
Atosɛm: Some people think Trierarchuncus was a bird because it had feathers and a beak-like mouth.
Nokorɛ: Trierarchuncus was a dinosaur, not a bird. It belonged to a group called alvarezsaurids, which were feathered theropod dinosaurs.1
Ma dino ho animdefoɔ
- Nyansahu din
- Trierarchuncus
- Obi a ɔtoo din
- Fowler et al. 20203
- Kuo
- Dino nwonwa a wɔwɔ ntakra
- Abusua / kuo kɛseɛ
- Alvarezsauridae3
- Nkyekyɛmu
- Theropoda > Alvarezsauridae3
- Abotan no mfeɛ
- mfeɛ ɔpepem 72 kɔsi 66 (Maastrichtian)3
- Abotan nhyehyɛeɛ
- Hell Creek3
- Aman
- Amerika3
- Fɔsil nkyerɛwee
- 6 wɔ The Paleobiology Database mu3
- Nhunumu
- The first bones were found in Montana in 1980, but the dinosaur was not named until 2020 by Denver Fowler and colleagues. They named it Trierarchuncus prairiensis based on claw bones and other fragments.1
- Wɔda so gye ho akyinnye
- Scientists are not sure exactly what Trierarchuncus ate. It might have eaten insects, but it could also have eaten small animals or eggs.1
Baabi a nsɛm no firi
- Trierarchuncus (en.wikipedia.org)
- New manual unguals of Trierarchuncus prairiensis from the Hell Creek Formation, Montana, and the ontogenetic development of the functional alvarezsaurid hand claw (sciencedirect.com)
- Trierarchuncus in The Paleobiology Database (CC BY 4.0): mfeɛ, mmeaeɛ, abotan nhyehyɛeɛ, nkyekyɛmu.
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