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Protoichthyosaurus
Protoichthyosaurus was an ancient marine reptile that looked like a dolphin with a long snout and flippers. It swam in the warm, shallow seas that covered parts of England during the Early Jurassic, about 200 million years ago.1
ଏହା କେବେ ବଞ୍ଚିଥିଲା?
ଏହା କେତେ ବଡ଼ ଥିଲା?
ଏହା କେତେ ଲମ୍ବା ଥିଲା?
ନାକରୁ ଲାଞ୍ଜ ଯାଏ ଧାଡ଼ିରେ 4ଟି କୁକୁର ଭଳି ଲମ୍ବା🍌ଧାଡ଼ିରେ ରଖାଯାଇଥିବା 22ଟି କଦଳୀ ଭଳି ଲମ୍ବା🏊ଗୋଟେ ବଡ଼ ସୁଇମିଂ ପୁଲ୍ (50 ମି.) 3.8 ସେକେଣ୍ଡରେ ପହଁରି ପାର ହୋଇପାରୁଥିଲାତୁମ ତୁଳନାରେ Protoichthyosaurus କେତେ ବଡ଼ ଥିଲା?
ତୁମ ବ୍ରାଉଜରରେ କେବଳ ଟିକେ ଗଣିତ। କିଛି ସେଭ୍ ହୁଏ ନାହିଁ କି କୁଆଡ଼େ ପଠାଯାଏ ନାହିଁ।
ଏହା କେତେ ଦ୍ରୁତ ଥିଲା?
ମଜାଦାର ତଥ୍ୟ
Protoichthyosaurus was first named in 1979 by Robert M. Appleby, but for a while scientists thought it was just a type of Ichthyosaurus. In 2017, a new study showed it was a separate genus.1
There are two species: P. prostaxalis, which could reach up to 4 metres long, and the smaller P. applebyi, which was at most 2 metres long.1
Its flippers had a special arrangement of wrist bones that helped scientists tell it apart from other ichthyosaurs.1
Protoichthyosaurus had a large, triangular bone in its upper jaw (the maxilla) that stuck out farther than its nasal bones, a unique feature.1
Many of the fossils come from the Charles Moore collection, which sometimes mixed bones from different animals together, making it tricky for scientists.1
Its teeth had deep grooves running down to the roots, and they were firmly anchored in the jaw.1
ସବୁଠୁ ବେଶି ପଚରାଯାଉଥିବା ପ୍ରଶ୍ନ: Protoichthyosaurus
?Was Protoichthyosaurus a dinosaur?
No, it was an ichthyosaur, a marine reptile that lived in the sea. Ichthyosaurs are not dinosaurs.1
?How big was Protoichthyosaurus?
It was medium sized. P. prostaxalis reached up to 4 metres (13 ft) long, while P. applebyi was smaller, at most 2 metres (6.6 ft).1
?What did Protoichthyosaurus eat?
Its teeth had deep grooves and were firmly rooted, which suggests it ate fish and other small sea animals, but the sources do not give a specific diet.1
ଭୁଲ ଧାରଣା ଭଙ୍ଗା
ଭୁଲ ଧାରଣା: Protoichthyosaurus is a dinosaur.
ସତ୍ୟ: It is not a dinosaur. It is an ichthyosaur, a group of marine reptiles that lived in the sea at the same time as dinosaurs.1
ଡାଇନୋ ବିଶେଷଜ୍ଞଙ୍କ ପାଇଁ
- ବୈଜ୍ଞାନିକ ନାମ
- Protoichthyosaurus
- ନାମ ଦେଇଥିଲେ
- Appleby 19794
- ଗୋଷ୍ଠୀ
- ଇକ୍ଥିଓସର୍
- ପରିବାର / କ୍ଲେଡ୍
- Ichthyosauridae4
- ବର୍ଗୀକରଣ
- Ichthyosauria > Ichthyosauromorpha4
- ପଥରର ବୟସ
- 201 ରୁ 184 ନିୟୁତ ବର୍ଷ (Hettangian / Pliensbachian)4
- ଶିଳା ଗଠନ
- Blue Lias4
- ଦେଶ
- ଯୁକ୍ତରାଜ୍ୟ4
- ଜୀବାଶ୍ମ ରେକର୍ଡ
- The Paleobiology Database ରେ 24
- ଆବିଷ୍କାର
- Robert M. Appleby named Protoichthyosaurus in 1979 based on fossils from Street, Somerset, England. The main specimen (BRLSI M3553) is a partial skeleton.12
- ଏବେ ବି ବିତର୍କ ଚାଲିଛି
- Scientists are not sure if a third species, P. fortimanus, is really a separate species or just another name for one of the other two.1
ତଥ୍ୟ କେଉଁଠୁ ଆସେ
- Protoichthyosaurus (en.wikipedia.org)
- The affinities of Liassic and later ichthyosaurs | The Palaeontological Association (palass.org)
- ‘Fake fin’ discovery reveals new ichthyosaur species (manchester.ac.uk)
- Protoichthyosaurus in The Paleobiology Database (CC BY 4.0): ବୟସ, ସ୍ଥାନ, ଶିଳା ଗଠନ, ବର୍ଗୀକରଣ।
ଏହି ପୃଷ୍ଠାର ପ୍ରତ୍ୟେକ ତଥ୍ୟ ପାଖରେ ଗୋଟେ ନମ୍ବର ଅଛି, ଯାହା ତାର ଉତ୍ସ ଦେଖାଏ। ଯଦି ଆମେ କିଛି ଭୁଲ କରିଛୁ, କ୍ଷମା କରିବ, ଆମେ ଡାଇନୋ ପ୍ରେମୀ, ବିଜ୍ଞାନ ପତ୍ରିକା ନୁହଁ। ଆମକୁ [email protected] ରେ ଜଣାଅ, ଆମେ ଠିକ୍ କରିଦେବୁ।
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