Archosaur
Archosaur noun - Extinct reptiles including: dinosaurs; plesiosaurs; pterosaurs; ichthyosaurs; thecodonts.
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Synonyms for Archosaur
Pterosaur
Pterosaur noun - An extinct reptile of the Jurassic and Cretaceous having a bird-like beak and membranous wings supported by the very long fourth digit of each forelimb.
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Synonyms for Pterosaur
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Indeed, it would appear that bird feathers, dinosaur protofeathers and pterosaur pycnofibres are all variations on the same basal archosaur fuzz, which evolved as a form of insulation rather than for flight.
Source: Science Marches On
Cite this Source
Pterosaur and Archosaur. (2016). Retrieved 2026, July 31, from https://thesaurus.plus/related/archosaur/pterosaur
Archosaur & Pterosaur. N.p., 2016. Web. 31 Jul. 2026. <https://thesaurus.plus/related/archosaur/pterosaur>.
Pterosaur or Archosaur. 2016. Accessed July 31, 2026. https://thesaurus.plus/related/archosaur/pterosaur.
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