What's the difference between archaeopteryx and archeopteryx?
Archaeopteryx
Definition:
(n.) A fossil bird, of the Jurassic period, remarkable for having a long tapering tail of many vertebrae with feathers along each side, and jaws armed with teeth, with other reptilian characteristics.
Example Sentences:
(1) Much more recently, use of modern CT ("computed tomography") scanning equipment on the London Archaeopteryx's skull has enabled scientists to reconstruct the whole of its bony brain case - and so model the structure of the brain itself.
(2) In 1868, Thomas Huxley suggested that Archaeopteryx was an evolutionary link between dinosaurs and birds.
(3) "Aurornis pushes Archaeopteryx off its perch as the oldest member of the bird lineage."
(4) Archaeopteryx was small, growing up to half a metre long (and half of that was tail).
(5) If Archaeopteryx was an early bird, we only have to worry about one origin of flight."
(6) Scientists say they have solved the mystery of archaeopteryx, a creature that lived 150m years ago and is regarded as the earliest known bird.
(7) Michael Dixon , director, Natural History Museum The Archaeopteryx lithographica is the most valuable single fossil in our collection.
(8) While nothing like Archaeopteryx has been discovered anywhere else in the world, it is clear there must have been a line of earlier "protobirds" from which it evolved - these just haven't been found yet.
(9) Using state-of-the-art technology, the Madrid team found evidence that archaeopteryx could soar.
(10) Features of Archaeopteryx are used to define what a bird is, so species that lived beforehand are in murky territory.
(11) Archaeopteryx The classic transitional fossil, Archaeopteryx had feathers like a bird, but teeth, claws and a bony tail like a dinosaur.
(12) The research showed that Archaeopteryx's brain was built and organised like a modern bird's brain - a fundamental evolutionary shift away from dinosaurs.
(13) The new species, which scientists have named Aurornis xui , had claws and a long tail, with front and hind legs similar to those of Archaeopteryx, but some features of its bones were more primitive.
(14) The small, feathered "Dawn" bird lived around 160m years ago, about 10m years before Archaeopteryx , which holds the official title of the earliest bird known to science.
(15) The latest study overturns that claim, and returns Archaeopteryx to the avian lineage.
(16) High above the forest canopy, a lone archaeopteryx soars, where once hundreds of drones glided through YouTubed firework displays.
(17) Though the Dawn bird is older than Archaeopteryx, claiming the title of oldest known bird is no simple matter.
(18) "The new species is certainly an older member of the bird lineage than Archaeopteryx, and it's fair to call it a very primitive bird.
(19) Patricio Dominguez Alonso of the University of Madrid and his colleagues report in Nature that archaeopteryx, which had the teeth and claws of a dinosaur but also feathers and wings, had a brain similar to a modern sparrow's - with all the features necessary for flight.
(20) In 2011, Xu Xing claimed that Archaeopteryx was not an ancient ancestor of modern birds after all.