. Catalogue of the Birds in the British Museum. 3G4 FALCONIDJ!. 70. ICTINIA. ^yp^ Ictinia, Vieill. Analyse, p. 24 (1816) I. plumbea. Nertus, Bote, Isis, 1828, p. 314 I. plumbea. Pcecilopteryx, Kaup, Mus. Senckenb. iii. p. 258 (1845).. I. Bill of Ictinia plumbea. Range. Southern States of North America; Central America; Columbia; Guiana; Amazonia; Brazil. Key to the Species. a. Secondaries leaden black, like rest of upper surface plumbea, p. 364. b. Secondaries silvery grey, in strong contrast to rest of upper surface mississipiensis, p. 365. 1. Ictinia plumbea. Spotted-tailed Hobby,
. Catalogue of the Birds in the British Museum. 3G4 FALCONIDJ!. 70. ICTINIA. ^yp^ Ictinia, Vieill. Analyse, p. 24 (1816) I. plumbea. Nertus, Bote, Isis, 1828, p. 314 I. plumbea. Pcecilopteryx, Kaup, Mus. Senckenb. iii. p. 258 (1845).. I. Bill of Ictinia plumbea. Range. Southern States of North America; Central America; Columbia; Guiana; Amazonia; Brazil. Key to the Species. a. Secondaries leaden black, like rest of upper surface plumbea, p. 364. b. Secondaries silvery grey, in strong contrast to rest of upper surface mississipiensis, p. 365. 1. Ictinia plumbea. Spotted-tailed Hobby, Lath. Gen. Syn. i. p. 106 (1781). Falco plumbeus, Gm. S. N. i. p. 283 (1788); Temm. PI. Col. i. pi. 180 (1823); Spiix, Av. Bras. i. pi. 86 (1824); Max. Beitr. Naturg. Bras. iii. p. 126 (1830). Alcon azulezo, Azara, Apunt. i. p. 167 (1802); Hartl. Ind. Azara, p. 3 (1847). Milvus cenchris, Vieill. Ois. d'Amer. Sept. p. 38, pi. 10 bis (1807). Ictinia plumbea, Vieill. N. Diet. xvi. p. 76 (1817) ; D'Orb. Voy. Am. Mer., Ois. p. 101 (1835); Gray, Gen. B. i. p. 26, pi. 9. fig. 1 (1845); Tschudi, Faun. Peruan., Voy. p. 112 (1845); Cab. in Schomb. Reis. Guian. iii. p. 735 (1848); Bp. Consp. i. p. 22 (1850); Strickl. Orn. Syn. p. 140 ' (1855); Burtn. Th. Bras. ii. p. 104 (1856); Schl. Mm. Milvi, p. 10 (1862); Leot. Ois. Trinid. p. 142 (1866) ; Gray, Hand-l. B. i. p. 27 (1869) ; Pelz. Orn. Bras. pp. 6, 398 (1871); Scl. ^ Salv. Nomencl. p. 122 (1873). Nertus plumbeus, Boie, Isis, 1828, p. 314. Buteo plumbeus, Cuv. Rhjne An. i. p. 337 (1829). Pcecilopteryx plumbea, Kaup, 3Ius. Senckenb. iii. p. 258 (1845). Adult. Above leaden black, the tail included, the latter with three bars of white (one concealed by the under tail-coverts) on the under surface ; wing-coverts leaden black, a little darker than the back ; primaries rufous, leaden grey along the outer margin and at the tip ; head paler and more slaty grey, the ear-coverts a little darker ; feathers round the eye blackish; entire unde
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