n 



324 



LONG-WINGED SWIMMERS — LONGIPENNES. 



Ayres mentions seeing several of these birds hawking for insects over a swamp sonic 

 eight miles from I'otchefstroom. He speaks of their fiiglit us being slow, uncertain, 

 and wavy. Their stomachs were found to contain insects. 



Genus ANOUS, Lkacii. 



Anous, Leach, Stoplicns' (len. Zool. XIII. 1826, 139 (type, Stcnia stoHda, Linn.). 



Chau. Size rather small ; tail gradimted or wedge-sliaped ; webs of tlie toes coinpleti'ly filling; 

 the interdijjitul spaces, and not at all scalloped out anteriorly. Color uuiform dusky, becouiiij^ 

 hoary on the forehead. , 





!:■ ,, .:! 



A. stolidas. 



Tlic genus Anous embraces but one North American 8}K'cies — the A. stolidns, Linn. In otiur 

 portions of the world, more especially in the several regions of the Soutli Pacific Ocean, sevenil 

 other more or less nearly reLited species occur, only one of which (.1. vielanogenys) reaches the 

 American coast. Their characters are as follows : — 



A. Lores dusky, in abrupt and marked contrast with the hoary of the forehead. 

 a. Forehead onlij distinctly u-hitish. 



1. A. stoliduB. Plumage sooty brown, gradually lightening into hoary gray on the nape and 



pileum. 

 6. Entire jiikum distinctly ivhitish, 



2. A. melanogenys.' White of the pileum changing gradually into ashy on the n.ipe ; 



plumage of the hody .sooty brown. 



3. A. leucocapilluB.^ White of the pileum abruptly defined posteriorly against the sooty 



brown of the nape ; plumage of the body sooty black 



B. Lores hoary whitish, like the forehead. 



4. A. tenuirostris.^ Iloary ash of occiput and napt; changing gradually into sooty brown 



on the chin and throat, the cheeks also being grayish brown. 



* Ancus melanogenvs, Gray. 



Anous mclanogcnijs, Grav, Oen. B. Ill 1849, 661, pi. 182; Hamll. III. 1871, 123. — Savn- 



DEiis, P. Z. S. 1876, 670, pi. 61, fig. 2. 

 Anoii.1 tcnuirostris, Scu & Salv. P. Z. S. 1871, 566. — CouEs, B. N. W. 1874, 710, footnote. 

 Ilab. Intertropical seas and coasts, from Australia, Africa, and throughout Polynesia, to ('ciilrMl 

 America, breeding in immense numbers along the coast of Honduras, and undoubtedly to be detecteil 

 along the Gulf Coast of tlie United States. 



* Anous leucocapillus, Gould. 



Amus leucocapillus, Goui.n, P. Z. S. 1845, 103 ; Birds Anstr. pt. vii. 1848, pi. 35. — Savn- 

 DEiis, p. Z. S. 1876, 670, pi. Ixi. fig. 3. 

 ffab. Kaincs Islet, Australia ; Bristow Island, south coast New Guinea ; Paumotu Islands. 



* Anous tenuiuostris, Temm. 



Sterna tcnuirostris, Temm, PI. Col. 202 (1838). 

 Anous tf.nuirostris, Saunders, P. Z. S. 1876, 670, pL Ixi. fig. 1, 

 Anous viclanops, Gould, P. Z. S. 1845, 103 ; B. Austr. pt. vii. 1848, pi. 34. 

 Hob, Senegal ; Kmlriguez and ilauritius ; Houtniann's Abrolhos, west coast Aiistralia. 



