Alexeyisaurus
Alexeyisaurus was a long-necked marine reptile that swam in the oceans during the Late Triassic, about 210 million years ago. It was not a dinosaur, but a plesiosaur, a type of sea creature with a small head and four flippers. It lived near what is now Franz Josef Land in Russia.12
መዓስ እዩ ዝነበረ?
ክንደይ ዓቢ ነይሩ?
ክንደይ ነዊሕ ነይሩ?
ከም 7 ኣኽላባት ካብ ኣፍንጫ ክሳብ ጭራ ዝነውሕ🍌ከም 39 ባናና ተሰሪዑ ዝነውሕ🏊ንውሓት ዓቢ መሕምበሲ (50 ሜ) ኣብ 6.9 ካልኢት ክሕምብሶ ይኽእል ነበረምሳኻ ክነጻጸር Alexeyisaurus ክንደይ ዓቢ ነይሩ?
ኣብ ብራውዘርካ ቀሊል ሕሳብ ጥራይ። ዝዕቀብ ወይ ናብ ዝኾነ ቦታ ዝለኣኽ የለን።
ክንደይ ቅልጡፍ ነይሩ?
ደስ ዝብሉ ሓቅታት
Alexeyisaurus is one of the earliest known plesiosaurs, living during the Late Triassic period.3
Its body was about 7 meters (23 feet) long, which is as long as a small bus.2
The humerus (upper arm bone) was straight and very long, with flat ends that suggest the head of the bone was not fully hardened.2
Its femur (thigh bone) was slightly curved and had wider ends than the humerus, giving it a different shape.2
The vertebrae (back bones) were strictly amphicoelous, meaning they were hollow on both ends like a dumbbell.2
Scientists first thought Alexeyisaurus was an elasmosaur, but later studies say the skeleton is too poorly preserved to be sure.1

ብዛዕባ Alexeyisaurus ብብዝሒ ዝሕተቱ ሕቶታት
ንክኢላታት ዳይኖሰር
- ሳይንሳዊ ስም
- Alexeyisaurus
- ዝሰመዮ
- Sennikov and Arkhangelsky 20105
- ጉጅለ
- ፕሌሲዮሰራት
- ስድራ / ክላድ
- Elasmosauridae5
- ምድባ
- Plesiosauria > Elasmosauridae > Sauropterygia5
- ዕድመ እቶም ኣኻውሕ
- 227 ክሳብ 211 ሚልዮን ዓመት (Norian)5
- ናይ ኣኻውሕ ንብርብራት
- Wilczek5
- ሃገራት
- ሩስያ5
- መዛግብቲ ፎሲል
- 1 ኣብ The Paleobiology Database5
- ርኽበት
- Alexeyisaurus was named by Russian paleontologists A. G. Sennikov and M. S. Arkhangelsky in 2010, based on an incomplete skeleton found on Wilczek Land in the Arctic.12
- ገና ዘከራኽር
- Scientists are not sure if Alexeyisaurus was really an elasmosaurid plesiosaur, because the only skeleton found is incomplete and poorly preserved.1
ሓቅታት ካበይ ይመጹ
- Alexeyisaurus (en.wikipedia.org)
- PBDB Taxon (paleobiodb.org)
- On a typical Jurassic sauropterygian from the Upper Triassic of Wilczek Land (Franz Josef Land, Arctic Russia) (exa.ai)
- Alexeyisaurus – Plesiosaur Directory (plesiosauria.com)
- Alexeyisaurus 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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