1) Archaeopteryx lithographica 2) Archeopteryx 3) Bird 4) Feathered dinosaur 5) Transitional fossil
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https://www.crosswordclues.com/clue/archaeopteryx
1) Archeopteryx
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https://www.crosswordclues.com/clue/archaeopteryx
Archaeopteryx lived in the Late Jurassic period around 150 million years ago, in what is now southern Germany during a time when Europe was an archipelago of islands in a shallow warm tropical sea, much closer to the equator than it is now. Similar in shape to a European Magpie, with the largest individuals possibly attaining the size of a raven, ...
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http://en.wikipedia.org/wiki/Archaeopteryx
[evolutionary tree visualization and analysis] Archaeopteryx is an interactive computer software program, written in Java, for viewing, editing, and analyzing phylogenetic trees. This type of program can be used for a variety of analyses of molecular data sets, but is particularly designed for phylogenomics. Besides tree description formats...
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http://en.wikipedia.org/wiki/Archaeopteryx_(evolutionary_tree_visualization
• (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.
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http://thinkexist.com/dictionary/meaning/archaeopteryx/
the oldest-known fossil animal that is generally accepted as a bird. The eight known fossil specimens date to the Late Jurassic Period (159 million ... [8 related articles]
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http://www.britannica.com/eb/a-z/a/95
(pronounced ark-ee-OP-ter-icks) Archaeopteryx (meaning 'ancient wing') is a very old prehistoric bird dating from the Jurassic period, about 150 million years ago. It had teeth, feathers, three claws on each wing, a flat sternum (breastbone), and a long, bony tail.
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http://www.enchantedlearning.com/subjects/dinosaurs/glossary/
Archaeopteryx was the first bird. It appeared on earth during the Jurassic period. It was about 35cm long and unlike modern birds had teeth.
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http://www.probertencyclopaedia.com/browse/BAA.HTM
[
n] - extinct primitive toothed bird of the Upper Jurassic having a long feathered tail and hollow bones
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http://www.webdictionary.co.uk/definition.php?query=archaeopteryx
Archaeopteryx 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.
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http://www.wordinfo.info/words/index/info/view_unit/1781/
A feathered reptile from 150-million-year-old Jurassic limestone deposits. Because it had a mosaic of bird and reptile characteristics, its relationship to modern birds and other reptiles has been highly controversial since its discovery in the early 1860s.
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https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter
First fossilized bird known to exist.
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https://www.birds-of-north-america.net/Bird_Terminology.html
archeopteryx 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
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https://www.encyclo.co.uk/local/20974
Extinct primitive bird, known from fossilized remains, about 160 million years old, found in limestone deposits in Bavaria, Germany. It is popularly known as `the first bird`, although some earlier bird ancestors are now known. It was about the size of a crow and had feathers and wings, with three clawlike digits at the end of each wing, ...
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https://www.encyclo.co.uk/local/21221
a reptilelike fossil bird of the genus Archaeopteryx, from the late Jurassic Period, having teeth and a long, feathered, vertebrate tail. Cf. protoavis.
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https://www.infoplease.com/dictionary/archaeopteryx
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