344 NORTH AMERICAN BIRDS. 



tending over the whole of Anieiica, with the exception of tiie colilor 

 portions; tlie otlier (burrovuiniis) confined to the eastern tropical region. 

 They may be distinguislied as follows : — 



Species. 



Common Cihuactkhs. Gcnonil plnniagc nearly miirorm blackish ; no white. 

 Adult. Hill white; liuail roddi.sli. Yoniuj. Bill and huail dusk \ . ur blackish. 



1. R. aura. Upper hull" of the neck bare nil round. Feathers of the upper 

 surliice with brown borders. Winy-, 20.00 - 2:3.00 ; tail, about 12.00. Hnh. 

 Entire ■ ■ iient and islands of America, except the colder portions. 



2. R. burro vianus.' Only the head and throat naked, tlie featliers of the 

 neck extending up to the occiput. Feathers of the upper .surface without 

 lirown bordeis. Winj,', lS.00-18.oO; tail, 9.00. Hah. Eastern Tropical 

 America (Brazil; Eastern Mexico??). 



Rhinogryphus aura (Linn.). 



TUBKET-BUZZAItD; BED-HEASES YtTLTXTBE. 



Vuttur nnra, I.lXN. Syst. Nut. 122, 17U6. — Gmkl. Syst. Nat. 246, 1789. — Latii. .Syn. 



I, 9; .Syn. Supp. I, 2; hul. Oni. 4. — Ocn. Hist. I, 12, pi. iii. - Pkxn. Ar<f. 

 Zoiil. I, 221. — Ma1!T. Trnv. t'arol. p. 285. — ViKii.i,. Ois. .\ni. Sojit. i>l. ii. — Okd 

 (Wii.s.) Am. Orn. pi. l.vxv, f. 1. — AuD. Edin. New. Phil. Jouni. 1!, 172. --Dauw. 

 .lourn. Hes. p. (j8. — Wagl. I.sis, 1831, 517. — SilAW, Zool. VII, 3(). — 8i;i,Ls, I'roc. 

 Zoiil. Soe. jit. V, p. 33 ; Maf,'. Nat. Ser. 2, I, G38. — I.Knuu, Voy. Ttiiierif. Triiiit. etc. 



II, 204. Cnthartes oitra, Il.i.io. I'rod. Syst. 236, 1811.— Crv. l{i'<;. An. (cd. 1), 

 308; (ed. 2) I, 317. — Si'ix, Av. Bras. I, 2. — Vic. ZoiJl. .louni. - I.Kss. Man. Orn. 

 I, 73 ; Tr. Orn. p. 28. — Hc.nai-. Ann. Lyo. N. Y. II, 23 ; Isis, 1832, p. 113.5 ; List 

 Kur. & N. Am. li. p. 1. — Kicii. & .Swaiss. F. B. A. II, 4. — .Taisd. (Wii.s.) Am. Orn. 



1, 3; IV, 24.'>. — Bi!F.wi:i!(WiLs.)Syiiop. p. 682.— Ib. N. A. Oiilogy. — Am. Birds Am. 

 pi. cli ; Orn. Bioj,'. II, 339 ; Synop. Birds Am. )). 2. — Nrrr. jMnn. I, 43. — Swaix.s. 

 Clas.sif. B. II, 2(t'. — Dauw. Zool. Beng. pt. iii, p. 8. — Guav, (mmi. B. lol. sp. 2 ; List 

 B. Brit. Mus. ]). 3 ; List (Jen. & Snbgen. Brit. Mus. p. 2. — Di; Kay, Zoiil. N. Y. II, 



2, pi. V, f. 12. — Oos.SK, Birds,Iam. 1. — Pkai.e, U. S. Kxpl. Exp. VIII, 58. — RiiiniKsn. 

 I'rakt. Nnt. Viig. p. 26. — Kkhii, Tran.sl. Gmel. II, 472. — Max. Beit. Ill, 64. — Hini. 

 (.SciioMii.) Fann. Brit. Oniana, ]>. 742. — Caji. (T.scmni) Av. C'onsp. Wieg. Anliiv, 

 1844, 262 ; Fann. Per. Orn. p. 71. — D'Oun. Synop. Av. Mag. Zoiil. p. 2 ; Voy. Am. 

 Mi'iid. Ois. ]). 38 (H. Sagra) ; Hist. Nat. Cnba Ois. p. 4.— Liciir. Verz. Donbl. j). 63. 

 — Hakti,. .Syst. Ind. Azar. Pax. p. 1. — Max. Cab. .lonrn. VI, 1858, 2. - (iniNKY, 

 Cat. Knpt. 15. 1864, 42. — DiiicssEii, Ibis, 1865, 322 (Texas). — Coue.s, Key, 1872, 



' Hhinogrtiplni.i hurrnrinnii.i (Oassin). Otthnrlts hiirrnriniiu^, Ca.ss. P. A. N. S. II, 1845, 

 212.— Ir. Birds Am. 1.S58. 1.— C.iiAV, Hand List, I, 1869, .3, No. 19 — Cnri:s, Key, 1872, 

 222. Cnthiirt'-s iinihllnKVi, Nam', von Pr.l.zi'.l.x, Sitz-lu'r. Wieii. Ak. 1861, 7. — C-I-UNKY, Cat. 

 l!a].t. B. 1864, 46. -Set,, k Sai.v. P. Z. S. 1867, .589 (Amazon). - Pki.z. Orn. Bras. I, 1868, 1 

 (Brazil). — Ellkh-, lllnstr. Birds X. Am. II. -C.hay, Hand List, I, 1869, 3, No. 20. 



Sp. CllAIl. Very similar to y;. nurd, hut iieek feathered behind U|) to the oeeiput, and the 

 plumage nniforndy bhuk. (he fcatlwrs of the baek and wings without brown borders. Ailult 

 (34,984, Brazil; Nati r.lil'.l!). Bill white ; naked skin of the head and throat reddish. Wing- 

 fornudn, 3, 2, 4 = 1. Wing, 18.50 ; tail, 9.00 ; eulmen. .90 ; ei're aliove, 1.20 ; tarsus, 2.10 ; 

 ndddle toe, 2.25 ; outer, 1.35 ; inner, 1.10 ; jiosterior, .80. Hah. Eastern Tropical Ameriea. 

 Brazil (Pr.i.zi'.i.N & Natteiikii) ; .Vinazon (Scl. & Sai.v.) ; ??.lamaiea (Siiakpe) ; ?? Vera Cruz, 

 .Mexico (Ca.ssi.n). 



