Tralkasaurus
Tralkasaurus was a medium-sized meat-eating dinosaur that lived in what is now Argentina. It was a type of abelisaurid, a group of predators known for their short snouts and strong legs. Tralkasaurus was smaller than many of its relatives, so it probably hunted different prey.21
Cando viviu?
Que velocidade alcanzaba?
Datos curiosos
Tralkasaurus was named in 2020, making it a relatively new dinosaur discovery.4
Its name comes from the Mapudungun word 'tralka' meaning thunder, and the Greek word 'sauros' meaning lizard.1
Tralkasaurus lived during the Early Cretaceous period, about 106 million years ago.1
Only one incomplete skeleton of Tralkasaurus has been found, including parts of the skull, backbone, and hip.1
Tralkasaurus was smaller than other abelisaurids like Abelisaurus and Carnotaurus, so it probably filled a different role in its ecosystem.2
The maxilla (upper jaw bone) of Tralkasaurus is 22 centimeters (8.7 inches) long, which is smaller than that of the related Skorpiovenator.1

As preguntas máis frecuentes sobre Tralkasaurus
?How big was Tralkasaurus?
About 4 metres (13 feet) long. That is smaller than many other abelisaurids like Carnotaurus, which was about 7 metres (23 feet) long.3
?What did Tralkasaurus eat?
It was a meat-eater. It probably hunted small dinosaurs like iguanodonts.3
?When did Tralkasaurus live?
It lived during the Early Cretaceous period, about 106 million years ago.1
?Where was Tralkasaurus found?
In Argentina, near the village of El Cuy in Río Negro Province.1
Para expertos en dinos
- Nome científico
- Tralkasaurus
- Bautizado por
- Cerroni et al. 20204
- Grupo
- Dinos carnívoros
- Familia / clado
- Abelisauridae4
- Clasificación
- Theropoda > Ceratosauria > Abelisauridae4
- Idade das rochas
- de 110 a 106 millóns de anos (Albian)4
- Formacións rochosas
- Huincul4
- Países
- Arxentina4
- Rexistros fósiles
- 1 na Paleobiology Database4
- Descubrimento
- Tralkasaurus was discovered at the Violante Farm fossil site in Argentina. It was named in 2020 by Mauricio Cerroni and colleagues based on an incomplete skeleton.14
- Aínda en debate
- Scientists are not sure exactly where Tralkasaurus fits in the abelisaurid family tree. It has a mix of features from early and more advanced abelisaurids.1
De onde veñen os datos
- Tralkasaurus (en.wikipedia.org)
- A new abelisaurid from the Huincul Formation (Cenomanian-Turonian; Upper Cretaceous) of Río Negro province, Argentina (sciencedirect.com)
- Tralkasaurus, el “Reptil Trueno” – Museo de Ciencias Naturales (macnconicet.gob.ar)
- Tralkasaurus in The Paleobiology Database (CC BY 4.0): idade, lugares, formacións rochosas, clasificación.
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