1. 
   Thalarctos
   [n] - polar bears
   Found op http://www.webdictionary.co.uk/definition.php?query=Thalarctos
   
   
2. 
   Thalarctos
   genus Thalarctos noun polar bears; in some classifications not a separate genus from Ursus
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=Thalarctos
   
   
3. 
   thalarctos
   1) Genus thalarctos 2) Mammal genus 3) Polar bears 4) Thalarctos
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/thalarctos/1
   
   

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