Daanosaurus
Daanosaurus was a long-necked plant-eater that lived in what is now China during the Late Jurassic. It is known only from a young dinosaur, so scientists are not sure how big it grew. It was probably similar to another sauropod called Bellusaurus.1
Хэзээ амьдарч байсан бэ?
Хэр хурдан байсан бэ?
Сонирхолтой баримтууд
Daanosaurus is known only from a single juvenile skeleton, so its adult size is unknown.1
Its neck bones had deep air pockets called pleurocoels, which made the skeleton lighter.2
The neural spines on its back vertebrae were broad and plate-like, not forked like in some other sauropods.2
The front chevrons (bones under the tail) were Y-shaped and did not form a closed canal.2
Its femur was long and straight, with greatly expanded ends and a well-developed fourth trochanter for muscle attachment.2
Some scientists think Daanosaurus might actually be a young mamenchisaurid, a group of long-necked sauropods from Asia.1

Daanosaurus: хамгийн их асуудаг асуултууд
?How big was Daanosaurus?
Nobody knows for sure because only a young skeleton has been found. Scientists think it was probably similar in size to Bellusaurus, but the adult size is unknown.1
?What did Daanosaurus eat?
It was a plant-eater, like other sauropods. Its spoon-shaped teeth were good for stripping leaves off plants.12
?Is Daanosaurus a dinosaur?
Yes, it is a sauropod dinosaur. It lived during the Late Jurassic in what is now China.1
Домог няцаагч
Домог: Daanosaurus was a giant adult sauropod like many others.
Үнэн: The only known fossil is from a juvenile, so scientists cannot be sure how big it got as an adult.1
Үлэг гүрвэлийн мэргэжилтнүүдэд
- Шинжлэх ухааны нэр
- Daanosaurus
- Нэр өгсөн
- Ye et al. 20054
- Бүлэг
- Урт хүзүүтнүүд
- Овог / клад
- Mamenchisauridae4
- Ангилал
- Sauropodomorpha > Sauropoda4
- Чулуулгийн нас
- 155 / 143 сая жил (Kimmeridgian / Tithonian)4
- Чулуулгийн формацууд
- Shaximiao4
- Улсууд
- Хятад4
- Чулуужсан олдворын бүртгэл
- The Paleobiology Database дээр 14
- Нээлт
- Daanosaurus was named in 2005 by Ye Yong, Gao Yuhui, and Jiang Shan based on a juvenile skeleton found in the Upper Shaximiao Formation of Zigong, Sichuan. The species name zhangi honors Zhang Aiping, former Minister of National Defense.1
- Маргаантай хэвээр
- Scientists debate whether Daanosaurus is a true brachiosaurid or a juvenile mamenchisaurid, because the only specimen is young and may not show all adult features.1
Баримтууд хаанаас ирдэг вэ
- Daanosaurus (en.wikipedia.org)
- A NEW GENUS OF SAUROPOD FROM ZIGONG,SICHUAN (vertpala.ac.cn)
- Daanosaurus Ye et al. 2005 data - Encyclopedia of Life (eol.org)
- Daanosaurus in The Paleobiology Database (CC BY 4.0): нас, газар, чулуулгийн формац, ангилал.
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