1. 
   Avisaurus
   Avisaurus (meaning "bird lizard") is a genus of enantiornithine bird from the Late Cretaceous of North America. Two species are known; the type species A. archibaldi and A. gloriae. Both are known only from single fossilized bones of the foot — the tarsometatarsus. Both species of Avisaurus are k...
   Found op http://en.wikipedia.org/wiki/Avisaurus
   
   
2. 
   Avisaurus
   Avisaurus A “bird lizard” from Late Cretaceous North America. Named by Michael K. Brett-Surman and Gregory S. Paul in 1985.
   Found op http://www.wordinfo.info/words/index/info/view_unit/265/2
   
   

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