1 92 1,] in the B. 0. U. List of British Birds. 313 



p. 224, For Genus Calidris substitute 



Crocethia Billbero-, Synop. Faun. Scand. i. [)t. 2, 1828, 

 tab. A, p. 132. Type by nionotypy Triiuja arenaria 

 Linn., since Calidris is preoccui)ied (ef. Riclnnond. 

 P. U. «. Nat. Mns. liii. p. 581, and Auk. JU20, 

 p. 443). 



The only species is Crocetlda alha (Pallas) (see 

 above). 



p. 225. For Genus Machetes substitute 



Philomachus Anonymous, Allg. Lit. Zeit. 1804, vol. ii. 

 col, 542, Type by nionotypy Tringa pngnax Linn. 

 (r/', Richmond supra). 



p. 241. Charadriiis. The type of this genus by Linnean 

 tautonymy is C hiaticula Linn, not C. apricarivs, and 

 the species listed under ^Egialitis must become 

 Charadi-ius. 



For Genus Charadriiis substitute 

 Pluvialis Brisson, Ornith, v. p, 42, 1760. Type by 

 tautonymy F. aiirea Brisson = Cluwadrius apricarins 

 Linn. 



• p. 243. Genus Squatarola Cuvier, Regne Anim. i., 1816, 

 p. 467. Type by mouotypy and tautonymy Tringa 

 squatarola Linn. 



The reference to Leach in the B. 0. U. List is to 

 an unpul)lished nam(% as Leach's work, though printed, 

 was never published. 



p. 290. For Genus (J^strelata substitute 



Pterodroma Bonapai-te, Comptes Rend. xlii. 1856, 

 p, 768, Type by subsequent designation (Cones, 

 Proc. Acad.'^Nat, Sci, Philad. 1866, p, 137) Procel- 

 laria macroptera Smith, 



p, 312. For Genus Caccahis substitute 



Alectoris Kaup, Skiz. Entw.-Geschichte u. Nat. Syst. 

 Eur. Thiei'w. p. 180, 1821*. Type by nionotypy 

 Perdid' jjetrosa ij inA. = P. barbara Bonn. {cf. Hartert, 

 Nov. Zool. xxiv. p. 275). 



SER. XI. VOL. Iir. Y 



