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Show 149 MORPHNUS GUIANENSIS. Pttit Aigle de Guiarte MAUDUYT, Enc. Me* th. 1784, 1257. Falco guianensis DAUD. Traits Orn. ii, 1800, 78 ( ex Mauduyt), ( juv.). Morphnus guianensis CUVIER, Keg. An. i, 1817, 318.- GRAY, Gen. B. i, 1845, 15; Hand List, i, 1869,16.- BONAP. Consp. Av. i, 1850, 30.- STRICKL. Orn. Syn. i, 1855, 24.- BURM. Th. Bras, ii, 1856, 66.- PELZ. Orn. Bras. 1671, 4, 397.- SCL. & SALV. Nom. Neotr. 1873,120.- RIDGW. Pr. Boston Soc. 1873, 71.- SHARPE, Cat. Ace. Brit. Mus. 1874, 222. Harpifia guianensis SWAINS. Classif. B. ii, 1837, 208. Thrasaetus guianensis KAUP, Mus. Senck. iii, 1845, 260. Astur guianensis SCIILEO. MUS. Pays- Baa, Astures, 1862, 25. Falco sonnini SHAW, Gen. Zool. vii, 1809, 67. Morphnus sonnini STEPH. Gen. Zool. xiii, 1825,18. Falco delicatus SHAW, I c. 1809,67. Spizaetus variegatus VIEILL. Enc. Me* tb. iii, 1823,1257. Morphnus crtitatus LESS. Tr. 1831, 51, t. ii, f. 2. Hab.- Northern South America; Br. Guiana ( SCHOMB.); Peruviau Andes ( BABTLETT) ; Upper Amazon ( WALLACE) ; New Granada ( NAT, Mus.); Panama ( fide SHARPE). Wing, 17.50- 20.25: tail, 15.00- 18.00; eulinen, 1.35- 1.40: tarsus, 4.00 - 1.60; middle toe, 1.80- 2.1( 1 Adult:-( I.) Prevailing color brownish-black, uniform above, the lower parts everywhere transversely banded with white, the bars about 0.25 wide, and about equal in width to the black ones. Secondaries and primaries with indistinct broad bands of lighter brownish- dusky. Tail black, crossed by about five bands of mottled grayish,* and narrowly tipped with white. Upper tail- coverts tipped with Vhite ( No. 17781, <?, Nat. Mus. Truando, New Granada; Dr. Sehott). ( II.) Generally similar, but head, neck, and breast uniform brownish- ash, the crest- feathers black subterminally. Beneath white, with more or less distinct and continuous bars of rufous, chiefly on the tibiae, abdomen, and crissum. Tail with only three gray bands ( exclu-. sive of the narrower terminal one), these sometimes nearly equal in width to the black ones. ( III.) Similar, but white of the lower parts without any trace of bars. Young.- Head, neck, and lower parts uniform white; wing- coverts finely mottled with light ash, and the whole upper surface much variegated with the same. Tail more confusedly and narrowly bauded, the black and ashy bands about equal in width. List of specimens in United States Xational Museum. CaUlojrue-number. 1778t Sex and age* 6 ad. Locality. New Granada ( Truando) From whom received. Arthur Schott. Other specimens examined.- In mus. Phi lad. Acad., 3; Boston Soc, 3 ; total number ttamined, 7. * These bands growing gradually broader terminally. |