HYDROPSALIS AND ANTROSTOMUS. 123 



5. Antrostomus NUTTALLii. (Aud.) Audubon, Birds of Am. octavo edition, pi. 495. 



Caprimulgus Nutlallii. Aud. Birds of Am. octavo edition, vii. p. 350. 



Orig. descrip. : " Adult male. Bill black, iris dark hazel. Feet reddish purple, the 

 scales and claws darker. The general color of the upper parts is dark brox^^nish 

 gray, lighter on the head and medial tail feathers, which extend beyond the others 

 half an inch, and all of which are streaked and minutely sprinkled with brownish 

 black and ash-gray. The quills and coverts are dull cinnamon color, spotted in bars 

 with brownish black, the tips of the former mottled with light and dark brown. 

 Three lateral tail feathers barred with dark brown and cinnamon and tipped with 

 white. Throat brown, annulated with black, a band of white across the fore neck ; 

 beneath the latter black mixed with bars of light yellowish grey and black lines ; 

 under tail coverts dull yellow. 



" Total length 11 inches; bill along the edge ^•, wing from flexure 5|, second quill 

 longest, third almost equal. Tail to the end of the upper feathers 3i, tarsus | ; middle 

 toe f, its claw i, strongly pectinated." 



Added by me. Form. — Aberrant, smaller than typical species, wings and tarsi 

 rather long, third primary longest, tail rounded. 



$ unknown. 



Hab. — Western North America. 



Ohs. — Several specimens of this pretty little species have been sent home from 

 California within a few years past. The type of the species was previously unique 

 in the collection of this Academy, to which it was presented by its illustrious 

 discoverer and describer. 



There is in the collection of Wilkes' Exploring Expedition (Vincennes and Peacock) 

 at Washington a specimen of this bird from Oregon. 



6. Antrostomus ocellatus. (Tsch.) Tschudi Fauna Peruana Orn. pi. 5, fig. 2. 



Caprimulgus ocellatus. Tschudi, Wiegmann's Archiv. 1844, p. 268. 



" Caprimulgus hrasiliensis. Lin." Tschudi, Fauna Peruana Orn. p. 125. 

 Orig. descrip. : " C. nigro-fuscus, innumerabilibus lineolis transversis nigris et 

 griseis varius; semitorque albo, pectore albo-maculato ; remigibus primi et secundi 

 ordinis nigricantibus, pogonis externo ferrugineo maculato, tertii ordinis dorso 

 concoloribus, apice macula subrotunda zona ferruginea cincta ornatis, tectricibus 

 alarum superioribus apice albo maculatis; inferioribus nigro-fumosus, striis duabus 

 albescentibus ; rectricibus intermediis fasciis transversis nigricantibus, externis 

 obscurioribus apice albis; rostro brunnescente, apice nigro, pedibus colore carneo, 

 iride flava. Long. tot. 9"." 



Added by me. Form. — Aberrant, bill rather long, wings rather short, with the 

 third primary longest ; tail long, rounded. 



