98 



LAMELLIROSTEAL SWIMMERS ~ ANSEKES. 



Genus PELIONETTA, Kaup. 



Pelionetta, Kaup, Eiitw. Europ. Tliierw. 1829, 107 (type, Anas perspicillata, Linn.). 



Char. Featbers on the forehead extending in a broad strip nearly or quite as far as the poste- 

 rior end of the nostrils, but those of the lores not advancing forward of the rictus, the lateral base 

 of the maxilla in the adult male greatly swollen, and with the basal outline convex, nail very 



P. ijerspicillata. 



large and broad, but narrowed terminally. No white on the wing, but the head with large white 

 patches (indistinct in the female and young). 



Except in the form of the bill, as described above, this genus very closely resembles Melanetta 

 and (Edemia, but is sufficiently distinct. Only one species is known. 



Pelionetta perspicillata. 



THE SURF DUCK. 



Anas perspicillata, Linn. S. N. ed. 10, L 1758, 12.5 ; ed. 12, L 1766, 201. — Wils. Am. Orn. VIII. 



1824, 49, pi. 67. 

 Fuligula {Oidemia) pers2ncillata, Bonap. Synop. 1828, 389. — Nutt. Man. II. 1834, 416. 

 Oidemia p>ers}ndllata, Stephens, Gen. Zool. XII. ii. 1824, 219. —Sw. & Rich. F. B. A. II. 1831, 



449. 

 (Edemia persjncillata, CouES, Key, 1872, 294; Check List, 1873, no. 518; 2d ed. 1882, no. 739 ; 



B. N. W. 1874, 582. 

 Pelionetta perspicillata, Reich. Syst. Av. 1852, p. viii. — Baird, B. N. Am. 1858, 806 ; Cat. N. Am. B. 



1859, no. 602. — Ridgw. Noin. N. Am. B. 1881, no. 633. 

 Fuligula perspicillata, AuD. Orn. Biog. IV. 1838, 161, pi. 817 ; Synop. 1839, 289 ; B. Am. VI. 1843, 



337, pi. 402. 

 Pelionetta Trowbridgii, Baird, B. N. Am. 1858, 806 ; Cat. N. Am. B. 1859, no. 603. 

 (Edemia perspicillata, var. Trowbridgii, CouEs, Key, 1872, 295 ; Check List, 1873, no. 518 re. 

 (Edemia perspicilla.ta, b. Troivhridgii, Coues, B. N. W. 1874, 582. 

 (Edemia perspicillata Trowbridgii, Coues, Clieck List, 2d ed. 1882, no. 740. 



