1. 
   Tetradactylous
   Tet`ra·dac'tyl·ous adjective [ Greek ...; te`tra- (see Tetra- ) + ... finger, toe.] (Zoology) Having, or characterized by, four digits to the foot or hand.
   Found op http://www.encyclo.co.uk/webster/T/34
   
   
2. 
   tetradactylous
   <zoology> Having, or characterised by, four digits to the foot or hand. ... Origin: Gr.; (see Tetra-) + finger, toe. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?tetradactylous
   
   
3. 
   Tetradactylous
   • (a.) Having, or characterized by, four digits to the foot or hand.
   Found op http://thinkexist.com/dictionary/meaning/tetradactylous/
   
   

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