Tetraonid

• (n.) A bird belonging to the tribe of which the genus Tetrao is the type, as the grouse, partridge, quail, and the like. Used also adjectively.
Found on http://thinkexist.com/dictionary/meaning/tetraonid/

Tetraonid

Te·tra'o·nid noun [ Latin tetrao a heath cock, grouse, Greek ...: confer French tétraonide .] (Zoology) A bird belonging to the tribe of which the genus Tetrao is the type, as the grouse, partridge, quail, and the like. Used also adjectively.
Found on http://www.encyclo.co.uk/webster/T/34
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