[
UK
/ˈɑːkiːˌɒptəɹˌɪks/
]
NOUN
- extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds
How To Use archaeopteryx In A Sentence
- At Laufen (Oflag VII-C) and later at Eichstätt (Oflag VII-B—close to the limestone quarry where the first archaeopteryx remains had been found), he watched birds that came through the camp wire to breed. A Year on the Wing
- With names such as Codex Sinaiticus, the Macregol Gospels and the Valenciennes Apocalypse, they evoke lost empires and ancient monasteries as surely as archaeopteryx and ceratosaurus conjure up primeval swamps and forests. GetReligion
- Although this particular result may be due to the limited sampling of avian taxa, the presence of a deinonychosaurian key feature (a hyperextendible second toe) and the absence of two avian key features a triradiate palatine (3) and a fully reversed first toe in Archaeopteryx challenges the monophyly of Aves as currently recognized. New Archaeopteryx fossil provides further insight into bird, dinosaur evolution - The Panda's Thumb
- The hands and wrists of Archaeopteryx and maniraptoran theropods are extremely similar.
- Beipiaosaurus and Sinomithosaurus bear short fibers similar to those on Sinosauropteryx, but the structures on Caudipteryx and Protarchaeopteryx are unambiguous feathers, with a central rachis and barbs.
- Microraptor/Cryptovolans has an uncinate process on its ribs which is present in all modern birds, but missing in Archaeopteryx as far as I know. New Archaeopteryx fossil provides further insight into bird, dinosaur evolution - The Panda's Thumb
- And, in the original description, a special point is made that Protarchaeopteryx teeth are characterized by the lack of serrations.
- Some researchers have suggested that Archaeopteryx could in fact be the ancestor of a group of dinosaurs that includes velociraptors, made famous by Jurassic Park.
- One would expect birds older than archaeopteryx to be much more reptile-like, but they are much like modern birds.
- But Archaeopteryx was very likely capable of powered fligh sic judging from its relatively massive furcula and the asymmetric rachis of its primary flight feathers Feduccia and Tordoff 1979; Olson and Feduccia 1979. Experts in creationism trials -- Shallit be? - The Panda's Thumb
