CAPIUMULGID.L - THE GOATSUCKERS. 409 



Species and Varieties.* 



A. Bristles of gape with lateral liiaments. Light tail-spaces confined to inner 

 web of feathers. 



Dark markings on crown lom/itudinal Ochraceom or white (jular collar inform 

 of a narrow band across juguliim. 

 A. oarolinensia. Throat ochraceous, with sparse, narrow, transverse 

 bars of blaelv ; jugular collar more whitish, with broader but more dis- 

 tant black bars. Crissum barred, and inner webs of primaries with 

 black prevailing. Wing, 8.!H) ; tail, 0.30. Hub. Louisianian region of 

 the Eastern Province of United States (Florida and the Carolinas to 

 Arkaiisa.s). Costa Rica. 



B. Bristles of gapy without lateral filanionts ; light tail-spaces covering both 

 webs. 



a. Throat blaclc, with sparse, nariow, transvei'se bars of jialc brown. Cris- 

 sum bai-red, and inner webs of primai-ies with black greatly predominating. 

 A. macromystaz. Crown pale brown and whitish very coarsely 

 mottled with dusky ; lower parts clouded with whitish, in conspicuous 

 contrast v ith the ground color. Light tail patch restricted to less than 

 terminal third, and decreasing in bniadth toward the middle feathers. 

 Bristles of gape enormously long and stout; bill compressed, nostrils 

 large. 



White patch on end of tail confined to three outer feathers, and 

 decr'-asiiig very rapidly in extent to the inner. Wing, 6.()0 ; tail, 

 5.30; rictal bristles, 1.40, JIab. Mexico (Mirador, La Parada). 



var. 7nacroviy stax* 

 White patch on end of tail, on .'3ur outer featheui, and just 

 appiceiably deci'easing in extent toward the inner. Wing, 7.00 ; 

 tail, 5.50 ; rictal bristles, 2.00. Hah. Cuba . . var. cuhancnsis} 

 A. vociferuB. Crown ash, (inely mottled or minutely sprinkled with 

 dusky; lower parts without whitish cloi-dings. White tail-patch cover- 

 ing more than terminal half, and decreasing in breadth toward the outer 

 feather. Bristles of gape modcM'ate, slender; bill weaker, less com- 

 pressed, and nostrils smaller. Wing, C.40; tail, 5.' :-ti»l bristles, 

 1.50 or less. Hub. Eastern Province of North Ai..^..v,.., south to 

 Guatemala. 



Dark markings of crown transverse. Gular collar pure white, covering 

 nearly lohole throat. 

 b. Throat pure white, without any markings. Crissum immacnlato ; inner 

 webs of primaries with ochraceous very largely predominating. 



A. nuttalli. White space of tail occupying about the terminal fourth, 

 or less, on three feathers, and gradually decreasing inwardly. Wing, 

 5.75 ; tail, ,3.90 ; rictal Inistles lesg than LOO. Hab. Western Province 

 of United States, from the Plains ij the Pacific. 



1 Tlip females differ siiniily in having the light tail-spnoo much rcduccl in size, and dull ochra- 

 ceous, instead of whiti.sh ; in that of carolincn^i.i it is wanting altogether. 



* Animslomus vMenmi/slax (Waui,. '!) Sclatek, P. Z. S. IStifi, 137 (La Parada, Mex.). 

 f Oaprimulgns ma^-ruMi/slitj; Waoi,. l.sis, 1831, p. 533. 



* Jntrnstomus niacromyslax,, var. cubavcnsis (Lawii.) Antrostonms cubaiiensis, Lawk. Ann. 

 N. Y. Lye. VII, May, ISbO, p. 260. 



vol,, II, 52 



