16 



AUSTRALIAN BIRD MAPS 



f hcciftj nP^ 



MAP 4 



An example of many broadly distributed birds -mth 

 8 races (Yellow-tail Tit- Warbler). 



Species A B Races a — h. 



SL. Smallest and Palest, 

 b. c. Intergrades. 



d. Largest and Dullest. 



e. Lower Murray River 



f. Port Augusta. 



g. Flinders Range, 

 h. Northern Australia, 

 j. Darker than h, due to moist coastal influence. 



Races grading 

 from dark to 

 dull plumage 



