BLACK-SHOULDEKED KITE. 
its loss in the coastal regions, as the reverse is the usual procedure. Yet 
E. hypoleucus, the Islands breeding bird, has the whitest inside of the wing. 
Both the Australian species seem to be more or less desert-loving birds, and 
the one most regarded in that character has the most black under the wing 
of any form. Nevertheless, I cannot see that we can regard these in any 
other way than immigrants from the North and, moreover, I would allot 
E. scriptus to the first and E. notatus to the second migration suggested in 
connection with these birds. 
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