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ካርቱን ናይ Istiodactylus
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Istiodactylus

ትርጉም ስሙ: “sail finger”1
ይበልዕ ነበረ: ስጋዝነፍሩ ተሳሓብቲመጀመርታ ክሬታሸስብቴክኒክ ዳይኖሰር ኣይኮነን

Istiodactylus was a flying reptile with a wide, blunt snout full of sharp, interlocking teeth. It lived about 120 million years ago and probably used its teeth like a cookie cutter to slice meat from big dead animals.12

ደስ ዝብል ሓቂ: ፕተሮሰራት ኣብ ልዕሊ ዳይኖሰራት ይነፍሩ ነበሩ፣ ግን ባዕሎም ዳይኖሰራት ኣይነበሩን፣ ኣዝማዶም እዮም ነይሮም።
ዝነበረሉ
ቅድሚ 126 ክሳብ 120 ሚልዮን ዓመት3
መጀመርታ ክሬታሸስ
ፎሲላት ዝተረኽቡሉ
Isle of Wight, England, and China13
ስፍሓት ኣኽናፍ
4.3 ክሳብ 5 m (14 ክሳብ 16 ft)1
ዝለዓለ ቅልጣፈ
ኣስታት 69 ኪ.ሜ/ሰ (43 ማይል/ሰ)
ምንፋር, ግምት

መዓስ እዩ ዝነበረ?

ትሪያሲክ
ጁራሲክ
ክሬታሸስ
ቅድሚ 252 ሚልዮን ዓመት20114566፣ እቲ ኣስተሮይድ

ክንደይ ዓቢ ነይሩ?

ኣኽናፉ ክንደይ ሰፊሖም ነይሮም?

Istiodactylus ኣኽናፍ ካብ ጫፍ ክሳብ ጫፍ ኣስታት 5 ሜ (16 ft)ናይ ዓበይቲ ብሽክለታ ኣስታት 1.8 ሜ (5.9 ft)መኪና ኣስታት 4.5 ሜ (15 ft)ሓርማዝ፣ ሎሚ ኣብ ምድሪ ዝዓበየ እንስሳ ኣስታት 6.5 ሜ (21 ft)
ከም 3 ብሽክለታታት ብመስርዕ ዝሰፍሑ ኣኽናፍምሉእ ሜዳ ኩዕሶ እግሪ ኣብ 5.5 ካልኢት ክነፍሮ ይኽእል ነበረ

ምሳኻ ክነጻጸር Istiodactylus ክንደይ ዓቢ ነይሩ?

ኣብ ብራውዘርካ ቀሊል ሕሳብ ጥራይ። ዝዕቀብ ወይ ናብ ዝኾነ ቦታ ዝለኣኽ የለን።

ክንደይ ቅልጡፍ ነይሩ?

ዘደንቑ ነገራት

ደስ ዝብሉ ሓቅታት

1

Its skull was about 45 centimetres (18 inches) long and had a semicircle of 48 closely spaced, triangular teeth that interlocked to form a razor-edged outline.1

2

The lower jaw had a tooth-like projection that fit into the upper teeth, helping it bite cleanly.1

3

Some of its back vertebrae were fused into a structure called a notarium, which helped support its large wings.1

4

Its hindlimbs were very short, while its forelimbs and wing-finger were huge, making it a soaring specialist.1

5

For much of the 20th century, it was the only pterosaur known from three-dimensionally preserved fossils, giving scientists a rare look at pterosaur anatomy.12

6

Its teeth were unlike the long, curved fish-grabbing teeth of other pterosaurs, so scientists think it did not catch fish but instead scavenged.2

7

It lived in river and coastal environments in southern England, where the climate was warm, about 20 to 25 °C (68 to 77 °F).1

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

ብዛዕባ Istiodactylus ብብዝሒ ዝሕተቱ ሕቶታት

?How big was Istiodactylus?

Its wingspan was about 4.3 to 5 metres. Its skull was about 45 centimetres long.12

?What did Istiodactylus eat?

It was a scavenger. It used its sharp, interlocking teeth like a cookie cutter to slice meat from dead animals.12

?Was Istiodactylus a dinosaur?

No, it was a pterosaur, a flying reptile that lived at the same time as dinosaurs but is not a dinosaur.1

?Could Istiodactylus fly?

Yes, it was a flying reptile with large wings. It may have been a soaring specialist, gliding long distances to find food.1

ጽውጽዋይ ዘፍርስ

ጽውጽዋይ: Some people think Istiodactylus was a dinosaur because it lived with dinosaurs and had sharp teeth.

ሓቂ: Istiodactylus was a pterosaur, a flying reptile, not a dinosaur. Pterosaurs are a separate group of reptiles.1

ንክኢላታት ዳይኖሰር

ሳይንሳዊ ስም
Istiodactylus
ዝሰመዮ
Howse et al. 20013
ጉጅለ
ዝነፍሩ ተሳሓብቲ
ስድራ / ክላድ
Ornithocheiroidea3
ምድባ
Pterosauria > Pterodactyloidea3
ዕድመ እቶም ኣኻውሕ
126 ክሳብ 120 ሚልዮን ዓመት (Barremian / Aptian)3
ናይ ኣኻውሕ ንብርብራት
Wessex, Vectis, Yixian3
ሃገራት
ዓባይ ብሪጣንያ, ቻይና3
መዛግብቲ ፎሲል
6 ኣብ The Paleobiology Database3
ርኽበት
The first fossil was found on the Isle of Wight in 1887, and in 1901 it was named Ornithodesmus latidens. In 2001, scientists moved it to its own genus, Istiodactylus.1
ገና ዘከራኽር
Scientists debate whether the Chinese species Istiodactylus sinensis really belongs to this genus or to a different one, and whether it is the same as another pterosaur called Longchengpterus.1

ሓቅታት ካበይ ይመጹ

  1. Istiodactylus (en.wikipedia.org)
  2. New Insights into the Skull of Istiodactylus latidens (Ornithocheiroidea, Pterodactyloidea) | PLOS One (journals.plos.org)
  3. Istiodactylus 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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ካብ ተመሳሳሊ ጉጅለ ተወሳኺ: ዝነፍሩ ተሳሓብቲ

ካብ ተመሳሳሊ ግዜ እውን: መጀመርታ ክሬታሸስ

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