37. ANORTHTTKA. 269 



Azores or Canaries, but occurring in Algeria ; absent in Egypt and 

 North-eastern Africa ; rarely found in Palestine ; occurring in Persia 

 and throughout the Himalayas to Western China. Absent in 

 Siberia, as far as is known, excepting in the eastern portion and 

 Japan. Alaska and the Aleutian Isles, and found throughout the 

 greater portion of North America. 



Key to the Sjpecies. 



a. No white spots on the throat. 



a'. Breast pale, whitish or whity brown. 



a". Upper surface rufous-brown ; the mantle 



uniform and without blackish cross bars ; 



tail much more rufous than the back, troglodytes, p. 269. 



b" . Upper surface dark brown, the mantle 



barred with dusky blackish ; tail not 



much more rufous than back borealis, p. 272. 



c". Upper surface pale isabelline brown, 

 with only a few indications of duskj' 



cross bars on the mantle pallida, p. 27.3. 



b'. Breast pale, reddish buff or vinous rufous. 

 d". Head and mantle perceptibly darker brown . 

 than the lower back and rump. 



a'". Larger : bill 0'7 inch, wing 2'1 alascensis, p. 273. 



h'" . Smaller: bill Ooo inch, wing 1-8 .... pacifica, p. 274. 

 e". Head and mautle rufous-brown, very little 

 lighter than the rest of the upper surface, 

 which has a generally rufous appear- 

 ance, 

 c"'. Throat whitish; breast a little more 



rufescent, but not spotted with white, hiemalis, p. 275. 

 d'". Throat vinous browii, of the same 

 colour as the breast, which has white 



•spots and small dusky bars fumiyata, p. 276. 



c'. Breast dark brown. 



/'". Head dark broven; throat and under 

 surface rather rufescent brown ; the 



cross bars very distinct nipalensis, p. 277. 



g" . Head light brown ; throat and under 

 surface ashy brown, with faint and 



narrow cross bars of dusk}" neylecta, p. 278. 



h. With conspicuous heart-shaped spots of white 

 on the throat like the rest of the under surface 

 of lx)dy ; upper surfice uniform, not burred, 

 but having small white sjiots on the hinder 

 crown, neck, and back fonnosa, p. 279. 



1. Anorthura troglodytes. 



Common Wren, Albin, Xcd. Jlist. B. i. p. ."»], pi. liii. fig. B. 



Le Koitelet, JUrisson, Orn. iii. p. 425 : Dmibent. PL Enl. vi. pi. fi51. 



«g. 2. 

 Motacilla troglodytes, Linn. Syst. Kat. i. p. .•3.37. 

 yylvia troglodytes, Stop. Ann. i. p. 100; Lath. hid. Orn. ii. p. 547; 

 " Temm. Man. d'Orn. i. p. 2^3: Meyer u. Wolf, Taschenb. i. p. 2.jla; 

 Wirner, Atlas, Insectivores, pi. 61 ; Yarr. Br. B. ii. p. 102. 



