THRUSHES 



621 



§§. Tail basally white, the feathers black tipped. Wheatear, (Hjrpo- 

 thetical List). 

 2. Tail neither basally white nor white spotted at tips of outer feathers. 

 §, Tail and upper tail coverts pale rufous, brighter than and dis- 

 tinctly contrasted in color to the olive brown back. Hermit 

 Thrush. 

 §§. Tail and upper tail coverts not brighter than back and not pale 

 rufous. 

 ?. Tail, rump and back about the same color, olive. 



a'. Throat, breast, cheeks, space before eye, and eye ring a dis- 

 tinct cream buff color. Olive-backed Thrush. 

 a\ Throat, breast, cheeks, space before eye and eye ring white, 

 very barely tinged with buff, 

 b'. Larger; wing over 3.75; tail over 2.95. Gray-cheeked 



Thrush, 

 b^ Smaller; wing under 3.75; tail under 2.95. Bicknell's 

 Thrush, (Hypothetical List). 

 ??. Tail, rump and back in general cinnamon brown, 

 a'. Sides distinctly spotted. Wood Thrush, 

 a*. Sides not distinctly spotted, merely washed with grayish, 

 b'. Light tawny brown above ; chest creamy buff with narrow 

 markings of brown which are scarcely darker than the 

 upper parts. Wilson's Thrush, 

 b^. Russet olive above; chest very pale buff with broader 

 markings of darker brown than the upper parts. Willow 

 Thrush, (Hypothetical List). 



Subfamily TURDIN.E. Thrushes. 



Genus HYLOCICHLA Baird. 



/ 



755, Hylockhla inustelinus (Gm^l.^ . Wood Thrush; Song 



Thrush. 



Plumage of adults : bright cinnamon brown above, brightest on the crown 

 and changing to an olive tinge on the rump and tail ; below white, heavily 

 spotted with large round black spots except on throat and middle of belly. 

 Immature plumage : above spotted on crown and nape and streaked on back 

 with tawny olive ; below white, tinged with buff on throat and sides which 

 are heavily spotted as in adult and in other ways the plumage is practically 

 similar to that of adults. Wing 4.35 ; tail 3.05 ; culmen 0.68. 



Geog. Dist. — Eastern United States, west to the Plains ; breeding from Vir- 

 ginia, Kentucky and Kansas northward to Minnesota, Vermont, Quebec, 

 Ontario, Massachusetts and southern Michigan, casually in southern Maine ; 

 wintering in Cuba and Central America. 



