Zo4 Proposed Changes in the A. O. U. Check-List. [ April 



aliciae bicknelli Ridgway, is earlier. (Cf. Bangs and Penard, Bull. 

 Mus. Comp. Zool., LXIII, No. 2, June, 1919, p. 30.) 

 Hylocichla aliciae bicknelli Ridgway becomes Hylocichla minima 

 minima (Lafresnaye) (Turdus minimus Lafresnaye, Rev. Zool., XI, 

 No. 1, Jan., 1848, p. 5 [Bogota, Colombia]), because the latter name 

 has priority. (Cf. Bangs and Penard, Bull. Mus. Comp. Zool., 

 LXIII, No. 2, June, 1919, p. 30.) 



REJECTIONS AND ELIMINATIONS. 1 



*Coprotheres pomarinus camtschaticus (Pallas) = Coprotheres po- 

 marinus (Temminck). (Cf. Ridgway, Bull. U. S. Nat. Mus., No. 50, 

 VIII, June 26, 1919, pp. 681-686.) 

 Larus hyperboreus barrovianus Ridgway vs. Larus hyperboreus 

 hyperboreus Gunnerus. Proposed elin ination as a subspecies (cf. 

 Dwight, The Auk, XXXVI, No. 2, April, 1919, pp. 242-248) re- 

 jected. (Cf. Oberholser, Proc. Biol. Soc. Wash., XXXII, Sept. 30, 

 1919, pp. 173-175.) 



*Onychoprion Wagler = Sterna Linnaeus. (Cf. Ridgway, Bull. U. S. 

 Nat, Mus., No. 50, VIII, June 26, 1919, pp. 459, 485.) 



*Melanosterna Blyth = Sterna Linnaeus, because not generically sep- 

 arable. (Cf. Ridgway, Bull. U. S. Nat. Mus., No. 50, VIII, June 26, 

 1919, p. 486.) 



*Aestrelata diabolica (Lafresnaye) = Aestrelata hasitata (Kuhl). 

 (Cf. Bangs and Penard, Bull. Mus. Comp. Zool., LXIII, No. 2, 

 June, 1919, pp. 21-23.) 

 Scaeophaethon Mathews vs. subgenus Scaeophaethon. (Cf. Wet- 

 more, Bull. Mus. Comp. Zool., LXIII, No. 4, August, 1919, pp. 166- 

 167.) Change to subgeneric rank rejected. (Cf. Oberholser, The 

 Auk, XXXVI, No. 4, October, 1919, p. 557.) 

 Nettion carolinense (Gmelin) vs. Nettion crecca carolinense 

 (Gmelin). Proposed reduction to a subspecies (Cf. Committee Brit. 

 Ornith. Union, List Brit, Birds, ed. 2, 1915, p. 171) rejected. (Cf. 

 Oberholser, The Auk, XXXVI, No. 1, January, 1919, p. 81-82.) 



*Netta Kaup considered not generically separable from Nyroca Fleming. 

 (Cf. Millais, British Diving Ducks, I, 1913, p. 4.) 



*Limnocinclus Gould = Pisobia Billberg. (Cf. Ridgway, Bull. U. S. 

 Nat. Mus., No. 50, VIII, June 26, 1919, p. 266.) 



*Erolia ferruginea chinensis (Gray) = Erolia ferruginea (Briinnich). 

 (Cf. Ridgway, Bull. U. S. Nat. Mus., No. 50, VIII, June 26, 1919, 

 pp. 250-255.) 



1 Eliminations from the A. O. U. Check-List, the Sixteenth Supplement, the 

 First, Second, Third, and Fourth Annual Lists are designated by an asterisk (*). 

 Generic (and subgeneric) names so marked are merely discontinued in both 

 generic and subgeneric sense, while the species included under them remain in 

 the lists. 



