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Papers on pterosaur and _Sharovipteryx_ wings

Christopher Taylor writes:
 > G. J. DYKE, R. L. NUDDS & J. M. V. RAYNER. 2006. Limb disparity and wing
 > shape in pterosaurs. Journal of Evolutionary Biology 19 (4): 1339-1342.
 > [...]
 > further differences in limb proportions exist between the two main
 > groups: the clade of short-tailed Pterodactyloidea and the
 > paraphyletic clades of long-tailed rhamphorhynchoids.

Paraphyletic clades?!

 _/|_    ___________________________________________________________________
/o ) \/  Mike Taylor  <mike@miketaylor.org.uk>  http://www.miketaylor.org.uk
)_v__/\  "It's the wrong kind of snow" -- British Rail spokesman,
         explaining why trains aren't running.