BIRDS OF NORTH AND MIDDLE AMERICA. 225 



/. Wing iKjt lews than 129.5 (129.5-134.6). 



g. Head, neck, and body glossed with violet or i)nri)li8h violet; wings 

 very faintly glossed with greenish; tip of bill more decurved. 



(Porto Rico.) Holoquiscalus brachypterus, adult male (p. 228) 



gg. Head, neck, and body glosf^cd with violet-bluish; wings .strongly 

 glos.sed with greenish; tip of bill les^s decurved. (< irand Cayman. ) 

 Holoquiscalus caymanensis, adult male (p. 229) 

 /•. Wing less than 129.5 (117.6-127.5). 



g. Culmen, from base, more than 83 (35.6 or more). (Grenada.) 



Holoquiscalus luminosus, adult male (p. 232) 

 gg. Culmen, from base, less than '.'>'.->. 

 h. Wing more than 116.8. 



i. Larger (wing averaging 126, tail 107, culmen .30.9) . ( Santa Lucia. ) 

 Holoquiscalus inflexirostris, adult male (p. 2.30) 

 ii. Smaller (wing averaging not more than 121.9, tail 98.3, or cul- 

 men 30.2). 

 ;'. Bill relatively thicker, less decurved terminally. 

 /,-. Wing averaging 120.7. (Martinique.) 



Holoquiscalus martinicensis,' adult male (p. 231) 

 kk. Wing averaging 121.9. (( iuadelouiu-. ) 



Holoquiscalus guadeloupensis, adult male (p 232) 

 jj. Bill relatively more slender, more decurved terminally. (Mar- 

 garita Island, Venezuela. ) 



Holoquiscalus insularis, adult male (extralimital)'' 



hh. Wing less than 116.8. 



i. Wing mcjre than 109.2 (110.2-115.6); bill more slender (depth at 



base, 9.6-9.9). (Coast of Venezuela; (luiana; Trinidad; Tobago.) 



Holoquiscalus lugubris, adult male (extralimital)^ 



a. Wing less than 109.2 (104.4-109); bill stouter (depth at base, 



10.9-11.7.) (Barbados.) 



Holoquiscalus fortirostris, adult male (p. 229) 

 ee. Wings (except edges of primaries) glossed with purple or violet; culmen 

 very slightly decurved at tip. (Habitat unknown.) 



Holoquiscalus rectirostris, adult male (p. 233) 

 aa. Color not tiniform black ; if approaching black the color sooty and not at all glossed. 

 h. Sooty black, 

 c. Wing 91.4-100.6, tail 76-78.7; bill very stout, its depth at base 9.9-11.4. 



Holoquiscalus fortirostris, adult female (p. 230) 

 cc. Wing 99.1, tail 79.7; bill slender, its depth at base 8.6. 



Holoquiscalus lugubris, adult female (extralimital)' 

 bb. Grayish Vjrown above (paler anteriorly); beneath lighter brownish gray. 

 c. Under parts deep grayish brown, becoming light brownish gray on throat. 

 d. Smaller, with more slender bill (wing 102.1, tail 80.3, culmen, from base, 

 27.9, depth of bill at base 6.1 ) 



Holoquiscalus insularis, adult female (extralimital)^ 



^Although referred by most authors to H. inflexirostris, the Martinique bird is so 

 much more like that of Guadeloupe that its separation from the latter may not prove 

 expedient. 



* Quiscalas insularis Richmond, Proc. U. S. Nat. Mus., xviii, Aug. 12, 1896, 675 

 (Margarita Island, Venezuela; coll. U. S. Nat. Mus.). — Holoquiscalus insularis Ridg- 

 way, Proc. Wash. Ac. Sci., iii, Apr. 15, 1901, 151. 



^ Quiscalus lugubris Swainson, Anim. in Menag., 1838, 299, fig. 54c ("Brazil"). — 

 Holoquiscalus lugubris Ridgway, Proc. Wash. Ac. Sci., iii, Apr. 15, 1901, 151. 



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