CHAEADEIUS. 



157 



* * 



Genus Charadrius ; subgenus iEgialophilus ; section of subgenus 



^EGIALOPHILI MIN0BE8. 



JSgialophili aut alis brevibus (90 ad 115 millim.), cum maxillse arcu brevi (10 ad 6millim.) ; aut 

 pedibus nigris cum loris albisj aut primariarum tectricibus quam secundarise valde 

 brevioribus (circa 13 millim.). 



Shaft of third primary 

 dark from end to end. 



Legs nearly black. < 



Differs from ruficapillus in 

 having white lores. 



No dark patches on sides of 

 neck, or other traces of • 

 dark pectoral band. 



tenellus 

 marginatus 

 nivosus • 

 dealbatus. 



peroni 



KEY TO THE SPECIES, 

 f pecuarius. 



sanctsB-helense • 



cantianus. 



ruflcapillus ■ • 



I occidentalis ■ • 



collaris 



Shortest primary projecting 

 half an inch beyond the 

 primary-coverts. 



Nape brown or rusty, without 

 traces of a white collar. 



Tenth and eleventh secondaries 

 pure white. 



Differs from dealbatus in having 

 white lores. 



r Below the white collar either a 



I black or rusty collar, some- 



I times meeting across the 



^ breast. 



All these characters are found in both sexes, in young as well as in adult, and at all 

 seasons. C. occidentalis and C. nivosus are the only species in this group which have 

 white lores. 



