archaeornis
- noun
- Specialized
- The archaeornis had distinctive clawed wings and a long tail, unlike modern birds.
Examples
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The fossil of an archaeornis provides crucial evidence for the evolution of birds.
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Did you know that the archaeornis had teeth?
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Scientists studied the archaeornis to learn more about bird ancestry.
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The archaeornis lived millions of years ago.
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The archaeornis is often seen as a key species in understanding the transition from dinosaurs to modern birds.
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Fossils of the archaeornis show that it had teeth and a long feathered tail.
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Researchers believe the archaeornis had three clawed digits on each wing, which is unique among birds.
Synonyms
A small extinct bird like a sparrow from Early Cretaceous Spain with a short tail found as fossils
A small extinct bird from China that lived millions of years ago
An extinct early bird with teeth from the time of the dinosaurs
A bird-like animal from the Jurassic with feathers and dinosaur features
A very early bird-like animal that lived a long time ago
A very old bird known only from Early Cretaceous fossils that show early bird features
Surface Forms
Morphology
archaeornis = archae + ornis
The name is a coinage from Greek combining forms ('archae-' + '-ornis') used in scientific nomenclature; these parts are not standalone English words and are not readily interpretable by an average B1 learner.
Etymology
Archaeornis comes from Greek parts archaeo- and -ornis, which mean 'ancient' and 'bird', and the first part is the same as in archaeology. So archaeornis is a name for an 'ancient bird', which fits because it was an early bird with teeth, a long feathered tail, and clawed wings.