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RE: Archaeopteryx had black feathers



Because the name was given, by the German Palaeontologist Hermann von Meyer, to 
the feather, which was found first!

Michael
-------- Original-Nachricht --------
> Datum: Tue, 24 Jan 2012 14:37:41 -0700
> Von: "Tiffany Miller" <MissRaptor@deadraccoon.com>
> An: dinosaur@usc.edu
> Betreff: RE: Archaeopteryx had black feathers

> How do they know the isolated feather belongs to Archaeopteryx?
> 
> ~Tiffany Miller
> 
> 
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>        {"Science is not belief, but the will to find out"}
>                                          O
>                                              o    .     _______ ~~~~~
>                                                       /@ _____  <O>   \
>                                                      /___       __/    )
>                (http://www.deadraccoon.com)                ~~~         /
>                                                                \
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 
> -----Original Message-----
> From: owner-DINOSAUR@usc.edu [mailto:owner-DINOSAUR@usc.edu] On Behalf Of
> Ben Creisler
> Sent: Tuesday, January 24, 2012 10:58 AM
> To: dinosaur@usc.edu
> Subject: Archaeopteryx had black feathers
> 
> From: Ben Creisler
> bcreisler@gmail.com
> 
> 
> A new online article in Nature Communications:
> 
> 
> Ryan M. Carney, Jakob Vinther, Matthew D. Shawkey, Liliana D'Alba &
> Jörg Ackermann (2012)
> New evidence on the colour and nature of the isolated Archaeopteryx
> feather.
> Nature Communications 3 (637)
> doi:10.1038/ncomms1642  <a href="javascript:" 
> cref="CitaviPicker10.1038/ncomms1642"><img style="border: 0px none;" 
> src="data:image/png;base64,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!
QW4SzUHHIK9hdFdF/6P74h190EUl2ZTcr6MwqiOo+BUIxMospx4jCIk1JKpJFckMKVhIb/1RgQ5jBw65UfWgVoY+2vAY6HTDOvv+h4cRuZzF1rezNTYQn9v3DhyVCsjYxXt6t9ZV4f1vgzgZDJIDPcwB2JUjFUU71pU1GUrqvX02FJ2nDU/QkTznP1fHXHBQ4OLfwUYALhaDRT0WgkEAAAAAElFTkSuQmCC"
 title='Titel anhand dieser DOI in Citavi-Projekt übernehmen'/></a> 
> http://www.nature.com/ncomms/journal/v3/n1/full/ncomms1642.html
> 
> 
> 
> Archaeopteryx has been regarded as an icon of evolution ever since its
> discovery from the Late Jurassic limestone deposits of Solnhofen,
> Germany in 1861. Here we report the first evidence of colour from
> Archaeopteryx based on fossilized colour-imparting melanosomes
> discovered in this isolated feather specimen. Using a phylogenetically
> diverse database of extant bird feathers, statistical analysis of
> melanosome morphology predicts that the original colour of this
> Archaeopteryx feather was black, with 95% probability. Furthermore,
> reexamination of the feather's morphology leads us to interpret it as
> an upper major primary covert, contrary to previous interpretations.
> Additional findings reveal that the specimen is preserved as an
> organosulphur residue, and that barbule microstructure identical to
> that of modern bird feathers had evolved as early as the Jurassic. As
> in extant birds, the extensive melanization would have provided
> structural advantages to the Archaeopteryx wing feather during this
> early evolutionary stage of dinosaur flight.
> 
> 
> 
> News stories:
> 
> http://www.physorg.com/news/2012-01-winged-dinosaur-archaeopteryx-flight.html
> 
> 
> http://news.brown.edu/pressreleases/2012/01/archaeopteryx
> 

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