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ካርቱን ናይ Jiuquanornis
ካርድ ዳይኖሰር ቁ. 0924 ካብ 2 027

Jiuquanornis

ትርጉም ስሙ: “Jiuquan bird, named after the city near where it was found”1
ይበልዕ ነበረ: ስጋቀዳሞት ኣዕዋፍመጀመርታ ክሬታሸስ

Jiuquanornis was a small, bird-like dinosaur that lived about 120 million years ago. It had a U-shaped wishbone and a sternum that looked like those of some modern ground birds. Scientists think it might have been a fast runner that ate meat.12

ዝነበረሉ
ቅድሚ 121 ክሳብ 113 ሚልዮን ዓመት2
መጀመርታ ክሬታሸስ
ፎሲላት ዝተረኽቡሉ
Changma Basin, Gansu Province, northwestern China21
ዝለዓለ ቅልጣፈ
ኣስታት 27 ኪ.ሜ/ሰ (17 ማይል/ሰ)
ምንፋር, ግምት

መዓስ እዩ ዝነበረ?

ትሪያሲክ
ጁራሲክ
ክሬታሸስ
ቅድሚ 252 ሚልዮን ዓመት20114566፣ እቲ ኣስተሮይድ

ክንደይ ቅልጡፍ ነይሩ?

ዘደንቑ ነገራት

ደስ ዝብሉ ሓቅታት

1

Jiuquanornis is known from a single fossil that was first described in 2013. The fossil includes parts of the sternum, furcula, and forelimb.1

2

Its sternum had long, thin projections called trabeculae, which are also seen in modern ground-dwelling birds like chickens and tinamous.1

3

Jiuquanornis had a U-shaped furcula (wishbone) with a low angle of about 36 degrees, and it lacked a hypocleidium, a small projection found in some birds.1

4

Scientists think Jiuquanornis was a basal ornithuromorph, meaning it was an early relative of modern birds but not a direct ancestor.1

5

The fossil of Jiuquanornis was found in the Xiagou Formation, which is about 121 to 113 million years old, from the Early Cretaceous period.21

6

Jiuquanornis was named after the city of Jiuquan, which is near the fossil site. The species name niui honors Professor Shao-Wu Niu for his geological work.1

7

The fossil of Jiuquanornis was originally thought to be too incomplete to name, but scientists later decided it was different enough from other birds to be a new species.1

ብAI ዝተሰርሐብAI ዝተሰርሐ ስእሊ ናይ Jiuquanornis
ብAI ዝተሰርሐ ስእሊ፣ Jiuquanornis ከመይ ይመስል ከም ዝነበረ ዘርኢ፣ ኮምፒተር ካብቲ ሳይንቲስታት ዝፈልጥዎ ዝሰርሖ። ግምት እዩ: እቲ ሓቀኛ እንስሳ ፍልይ ዝበለ ክመስል ይኽእል፣ ሓቀኛ ሕብሩ ድማ ዝፈልጦ የለን።

ንክኢላታት ዳይኖሰር

ሳይንሳዊ ስም
Jiuquanornis
ዝሰመዮ
Wang et al. 20132
ጉጅለ
ቀዳሞት ኣዕዋፍ
ስድራ / ክላድ
Ornithuromorpha2
ምድባ
Theropoda > Avialae2
ዕድመ እቶም ኣኻውሕ
121 ክሳብ 113 ሚልዮን ዓመት (Aptian)2
ናይ ኣኻውሕ ንብርብራት
Xiagou2
ሃገራት
ቻይና2
መዛግብቲ ፎሲል
1 ኣብ The Paleobiology Database2
ርኽበት
Jiuquanornis was named in 2013 by Wang and colleagues. The fossil, specimen GSGM-05-CM-021, was found in the Xiagou Formation near Changma in Gansu Province, China. It was first described as an unnamed bird in 2005, but later recognized as a new species.12
ገና ዘከራኽር
Scientists are not sure whether Jiuquanornis lived on the ground or in the water, because its fossil is too incomplete to tell. Its sternum shape suggests it might have been a fast runner, but more fossils are needed.1

ሓቅታት ካበይ ይመጹ

  1. Previously Unrecognized Ornithuromorph Bird Diversity in the Early Cretaceous Changma Basin, Gansu Province, Northwestern China (journals.plos.org)
  2. Jiuquanornis in The Paleobiology Database (CC BY 4.0): ዕድመ፣ ቦታታት፣ ናይ ኣኻውሕ ንብርብራት፣ ምድባ።

ኣብዚ ገጽ ዘሎ ኩሉ ሓቂ ናብ ምንጩ ዘመልክት ቁጽሪ ኣለዎ። ጌጋ እንተ ጌርና፣ ይቕሬታ፣ ንሕና ፈተውቲ ዳይኖሰር ኢና፣ ሳይንሳዊ መጽሔት ኣይኮንናን። ኣብ [email protected] ንገረና፣ ክንእርሞ ኢና።

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