2 ACA ACT 



Acanthylis, Boie, Isis, 1826, p. 971, et 1844, p. 166. 



Acanthyllis, Agassiz, Index Univers. p. 3 (1846). = ACANTHYLIS, 



Boie. 



Acanthys, Des Murs, Traite d'Ool. p. 334 (1862). = ACANTHIS, 

 Bechst. 



Accentor, Beckstein, Oroith. Taschenb. i. p. 191 (1802); Naturg. 

 Deutschl. iii. p. 700 (1807), 



Accipiter, Brisson, Ornith. i. p. 310 (1760). 



Acentetus, Cabanis, Mus. Hein. iv. pt. 1, p. 102 (1862). 



Aceros, Hodgson, in Gray's Zool. Miscell. p. 85 (1844) ; Journ. 

 As. Soc. Bengal, xxiv. p. 579 (1855). 



Acestrura, Gould, Introd. Trochilidge, p. 91 (1861), 8vo. 

 Acetinornis, Bp. C. E. xlii. p. 880 (1856), et xlv. p. 428 (1857). 

 Achantylops, Bp. Eivista Contemporanea, p. 6 (1857). 



Acis, Lesson, Traite d'Orn. p. 388 (1831) ; Compl. de Buffon, viii. 

 p. 370 (1837): ed. 2, ii. p. 396 (1848). 



Acnemis, Kaup, Isis, 1848, p. 769 ; Arch. f. Naturgesch. 1851, 

 pt. 1, p. 106 ; Trans. Zool. Soc. iv. p. 225 (1852) ; in Jar- 

 dine's Contr. to Ornith. 1852, p. 111. 



Acomus, Eeichenb. Naturl. Syst. Vogel, p. xxx (1852) ; Bp. C. E. 

 xliii. p. 415 (1856). 



Acontistes, Sundev. K. Yetensk.-Ak. Handl. Stockholm, 1835, p. 95 

 (1836). 



Acredula, Koch, Syst. baier. Zool. p. 199 (181 6). 

 Acridiornis, Severtzoff, Turkestanskie Jevotnie, p. 66 (1873). 



Acridotheres, Vieillot, Analyse, p. 42 (1816) ; Nouv. Diet. d'Hist. 

 Nat. xix. p. 389 (1818); Galerie d. Ois. i. p. 239 (1825). 

 ACEIDOTHEEA, Analyse, p. 69 (1816). 



Acrocephalus, Naumann, Nat. Land- u. Wasservog. nordl. Deutschl. 

 Nachtr. p. 199 (1811). 



Acrocompsa, Cabanis, J. . 0. 1861, p. 88. 



Acroleptes (Schiff), Bp. C. E. xxxviii. p. 389 (1854) ; C. S. O. p. 23 

 (1854); Cab. J. f. O. 1861, p. 90. 



Acropternis, Cabanis, Mus. Hein. ii. p. 20 (1859). 



Acrulocercus, Cabanis, in Arch. f. Naturgesch. xiii. pt. 1, p. 327 

 (1847); Lichtenstein, Nomencl. Av. p. 54 (1854). 



Acryllium, Gray, List Gen. B. p. 61 (1840); ed. 2, p. 78 (1841); 

 Gen. Birds, iii. p. 501 (1845) ; Hand-1. ii. no. 2394 (1870). 



Actenoides, Hombron et Jacquinot, in Voyage au Pole Sud, Zool. 

 iii. p. 100, pi. xxiii. tig. 2 (1845) ; Eeichenb. Handb. spec. 

 Orn. p. 35, Atlas, pi. ccccxii. fig. 3147 (1851). 



Actidurus, Bp. Saggio, p. 143 (1831) ; Isis, 1833, p. 1228. ACTI- 

 TURUS, Bp. Comp. List Birds of Eur. & N. A. p. 51 (1838) ; 



