581 



NYEOCA FEKRUGINEA. 



(WHITE-EYED DUCK.) 



Anas nyroca, Giild. Nov. Comm. Petrop. xiv. p. 403 (1769). 

 Sarcelle d'Fgypte, Buff. PL Enl. x. pi. 1000 (1784). 

 African Teal, Lath. Gen. Syn. iii. pt. 2, p. 555 (1785). 

 Anas africana, Gm. Syst. Nat. i. p. 522 (1788, ex Lath.). 

 Ferruginous Buck, Lath. Gen. Syn. iii. pt. 2, p. 526 (1785). 

 Anas ferruginea, Gm. Syst. Nat. i. p. 528 (1788, ex Lath.). 

 Anas leucophthalmus, Bechst. Orn. Taschenb. i. p. 450 (1802). 

 Anas glaucion, Pall. Zoogr. Rosso-Asiat. ii. p. 268 (1811). 

 Aythya nyroca, Boie, Isis, 1822, p. §64. 

 Fuligula nyroca, Steph. Gen. Zool. xii. p. 201, pi. 55 (1824). 

 Nyroca leucophthalmos, Fleming, Brit. An. p. 121 (1828). 

 Aythya leucophthalmos, Brehm, Vog. Deutschl. p. 917 (1831). 

 Nyroca obsoleta, Brehm, Naumannia, 1855, p. 298. 



Fuligule nyroca, French (Begl. et Gerbe); Moorente, German; Negrete, Spanish; Ootka 

 nyrok, Russian ; Ziriguil, Moorish (Favier) ; Braimla, Maltese. 



Figura? notabiles. 



Buff. PI. Enl. x. pi. 1000 ; Naum. Vog. Deutschl. xii. taf. 309 ; Gould, B. of Eur. v. pi. 368 ; 

 Yarr. Brit. B. iii. p. 239 ; Kjajrb. Orn. Dan. afb. xlix. fig. 2 ; Schl. Vog. Nederl. ii. pi. 315 ; 

 Fritsch, Vog. Eur. taf. xlix. figs. 3, 5. 



cf (Bstiv. suprtt fuscescenti-brunneus, obsolete rufescente vermiculatim notatus, dorso postico et uropygio uni- 

 coloribus : tectricibus alarum cinerascenti-brunneis, ruargine carpali albo : remigibus plerumque albis 

 nigricante terminatis, primariis extimis extus nigricanti-brunneis, secundariis intimis brunneis sordide 

 viridi nitentibus : Cauda brunnea : pileo toto et collo undique cum pectore summo saturate castaneis : 

 mento ipso albo : torque collari nigricanti-fusco : corpore reliquo subtus albo, hypochondriis et abdomine 

 imo brunnescentibus, illis castaneo lavatis : subcaudalibus pure albis : subalaribus et axillaribus albis, 

 plumis carpalibus cinerascentibus : rostro et pedibus saturate plumbeis : iride alba. 



2 (Bstiv. mari similis, sed ubique sordidior : interscapulio et pectore ocbrascenti-rufo lavatis : torque collari 

 indistincto. 



Ttil. Mem. ut in ptilosi sestiva colorata, sed omnino sordidior^ magis obscurata : ventris albedine fulvescentiore^ 

 brunneo varia : bypocbondriis sordide brunneis, baud rufescente lavatis : pectore fulvescente obscurato. 



Adult Male (Volga, April) . Entire bead, neck, and breast, excepting a small white spot at the base of the 

 under mandible, rich chestnut-red ; round the lower portion of the neck the feathers are much darker, 

 and form a dark blackish-brown ring ; back, scapulars, rump, and upper tail-coverts blackish brown, 



M 



