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Trierarchuncus

O nome significa: “captain hook”1
Comía: InsectosDinos emplumados curiososCretáceo Superior

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

Viviu
hai entre 72 e 66 millóns de anos3
Cretáceo Superior
Fósiles atopados en
Montana, USA, and possibly Wyoming, USA13
Lonxitude
0,5 a 1 m (1,6 a 3,3 ft)1
Peso
2 kg a 5 kg (4 a 11 lb)1
Altura
0,3 a 0,5 m (1 a 1,6 ft)1
Velocidade máxima
uns 30 km/h (19 mph)
Correr, estimación

Cando viviu?

Triásico
Xurásico
Cretáceo
Hai 252 millóns de anos20114566, o asteroide

Como era de grande?

Canto medía de longo?

Trierarchuncus uns 1 m de longo (3,3 ft)Un gato doméstico uns 0,5 m (1,6 ft)Un can uns 1 m (3,3 ft)Unha bici de adulto uns 1,8 m (5,9 ft)

Canto medía de alto?

Un gato domésticouns 0,3 m (1 ft)Trierarchuncusuns 0,5 m de alto (1,6 ft)Un canuns 0,5 m (1,6 ft)Un cabalouns 1,6 m (5,2 ft)

Canto pesaba?

tan pesado coma 1 gatos domésticos
tan longo coma 2 gatos domésticos do fociño á colatan longo coma 6 plátanos postos un tras outromáis ou menos tan pesado coma un gato domésticotan pesado coma 42 plátanospodería correr 100 metros en 12 segundos (o humano máis rápido necesita 9,6)

Como era de grande Trierarchuncus comparado CONTIGO?

Só son contas no teu navegador. Non se garda nin se envía nada.

Que velocidade alcanzaba?

cousas xeniais

Datos curiosos

1

Trierarchuncus is the youngest known alvarezsaurid, meaning it lived just before the big extinction 66 million years ago.1

2

Its name means 'captain hook' because its hand had only one big claw, like a pirate's hook.1

3

Scientists think Trierarchuncus was covered in feathers, like many of its relatives.1

4

It lived alongside famous dinosaurs like Tyrannosaurus and Triceratops in the Hell Creek area.1

5

The first fossils were found in Montana in 1980, but it wasn't officially named until 2020.1

6

Trierarchuncus had a bird-like head and long legs, so it could probably run quickly.1

Feito con IAImaxe de Trierarchuncus feita con IA
Unha imaxe feita con IA de como podería ser Trierarchuncus, creada por un ordenador a partir do que saben os científicos. É unha suposición: o animal real podía ser diferente, e ninguén sabe as súas cores de verdade.
ti preguntaches

As preguntas máis frecuentes sobre Trierarchuncus

?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

Cazamitos

Mito: Some people think Trierarchuncus was a bird because it had feathers and a beak-like mouth.

Verdade: Trierarchuncus was a dinosaur, not a bird. It belonged to a group called alvarezsaurids, which were feathered theropod dinosaurs.1

Para expertos en dinos

Nome científico
Trierarchuncus
Bautizado por
Fowler et al. 20203
Grupo
Dinos emplumados curiosos
Familia / clado
Alvarezsauridae3
Clasificación
Theropoda > Alvarezsauridae3
Idade das rochas
de 72 a 66 millóns de anos (Maastrichtian)3
Formacións rochosas
Hell Creek3
Países
EUA3
Rexistros fósiles
6 na Paleobiology Database3
Descubrimento
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
Aínda en debate
Scientists are not sure exactly what Trierarchuncus ate. It might have eaten insects, but it could also have eaten small animals or eggs.1

De onde veñen os datos

  1. Trierarchuncus (en.wikipedia.org)
  2. New manual unguals of Trierarchuncus prairiensis from the Hell Creek Formation, Montana, and the ontogenetic development of the functional alvarezsaurid hand claw (sciencedirect.com)
  3. Trierarchuncus in The Paleobiology Database (CC BY 4.0): idade, lugares, formacións rochosas, clasificación.

Cada dato desta páxina ten un número que leva á súa fonte. Se nos equivocamos nalgo, sentímolo, somos fans dos dinos, non unha revista científica. Escríbenos a [email protected] e arranxámolo.

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