1. 
   Sialia
   [n] - North American bluebirds
   Found op http://www.webdictionary.co.uk/definition.php?query=Sialia
   
   
2. 
   Sialia
   genus Sialia noun North American bluebirds
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=Sialia
   
   
3. 
   sialia
   1) Bird genus 2) Genus sialia 3) North american bluebirds 4) Sialia
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/sialia/1
   
   

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