[A(i 



Subfamily TURDIN.E. 



Key to the Genera. 



(I. Wing Geocichline or Psophocicliline (see wood- 

 cuts, pp. 147, 182) 1. Geocichla, p. 147. 



b. M^'mg without any well-defined pattern under- 

 neath. 

 a'. Adult male and female alike in colour, except 

 that the female is occasionally slightly paler 

 tlian the male. Chin and upper thmat of 

 adult male streaked. Tail not Mimocichline. 



General colour not black 2. Tuedus, p. 184. 



h'. Tail Mimocichline (see woodcut, p. 280) .. 4. ]MiMociCHLA,p.280. 



c'. Chin and upper throat of adult male uu- 



streaked, or, if streaked, male and female 



differing- completely in coloru', or general 



colour black. 



a". Legs generally pale ; biU of adult male 



never black. Bill stout, never less than 



0-9 inch 3. Merula, p. 232. 



b". Legs and bill generally black; if pale, cul- 

 men less than 0-8 inch. 

 a"'. Genei'al colour of underparts slate-grey, 

 shading only into brown or white. 



Legs never black 5. Catharus, p. 283. 



6 '". Throat generally brilUant in colour, and 

 frequently in violent contrast to the 



cheeks ; if not, legs pale 6. Erithacus, p. 292. 



c'". Culmen stout, measuring 0'74 inch or 

 longer. Under tail -coverts blue or 



chestnut 7. Monticola, p. 312. 



d'". Culmen much less than one fourth the 

 length of the tail : second primary 

 nearly equal to the third ; general co- 

 lour blue, or blue and chestnut 8. Sialia, p. 327. 



e'". Culmen slender, measuring 0'(;i inch or 

 shorter, and less than one fourth the 

 length of the tail, which is usually 



chestnut. Legs always black 9. Ruticilla, p. 334. 



/■'". Second primary marginated at the tip, 

 and tail semi-Saxicoline (see woodcuts, 

 pp. 3o4, 358, 359), or tail uniform black 

 or brown. Legs black or dark brown. 

 Throat and cheeks similar in colour. 

 Tail not more than fom- times the length 



of the culmen : . . . 10. Myrmecocichla, 



f/'". Culmen more than one fourth thelength [p. 3.54. 



of the tail. Rump, upper tail-coverts, 

 and base of tail generally white, rarely 

 chestnut. Legs alwaj's black. Throat 

 never blue 11. Saxicola, p. 302. 



