Pygostyle refers to a number of the final few caudal vertebrae fused into a single ossification, supporting the tail feathers and musculature. In modern birds, the rectrices attach to these. The pygostyle is the main component of the uropygium, a structure colloquially known as parson`s nose, pope`s nose, or sultan`s nose. This is the fleshy pr......
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http://en.wikipedia.org/wiki/Pygostyle
• (n.) The plate of bone which forms the posterior end of the vertebral column in most birds; the plowshare bone; the vomer. It is formed by the union of a number of the last caudal vertebrae, and supports the uropigium.
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http://thinkexist.com/dictionary/meaning/pygostyle/
(from the article `bird`) ...thoracic vertebrae is a series of 10 to 23 fused vertebrae, the synsacrum, to which the pelvic girdle is fused. Posterior to the synsacrum is a ...
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http://www.britannica.com/eb/a-z/p/136
Py'go·style noun [ Greek
pygh` the rump + ... a pillar.]
(Anat.) The plate of bone which forms the posterior end of the vertebral column in most birds; the plowshare bone; the vomer. It is formed by the union of a number of the last caudal vertebræ, and supports the uropigium.
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http://www.encyclo.co.uk/webster/P/202
supports tail feathers for braking and steering.
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http://www.sialis.org/glossary.htm
The tail bone that supports the tail muscles and feathers.
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http://www.themodernapprentice.com/glossary.htm
pygostyle 1. The plate of bone which forms the posterior end of the vertebral column in most birds; the plowshare bone; the vomer. It is formed by the union of a number of the last caudal vertebrae, and supports the uropigium. 2. The bone at the posterior end of the spinal column in birds, formed by the fusion of several caudal vertebrae.
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http://www.wordinfo.info/words/index/info/view_unit/2056/
The tail bone of birds; it is formed by the fusion of the final few caudal vertebrae. The pygostyle is shaped like a plowshare and provides an attachment site for the flight feathers of the tail.
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https://academy.allaboutbirds.org/bird-academys-a-to-z-glossary-of-bird-ter
the bone at the posterior end of the spinal column in birds, formed by the fusion of several caudal vertebrae.
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https://www.infoplease.com/dictionary/pygostyle
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