MARSH TIT. 375 



Colo Tit by having no white patch on the nape of the 

 neck, nor any white spots on either row of the wing- 

 coverts. 



The beak is black ; the irides dark hazel ; the forehead, 

 crown, and nape, deep black ; the back, wing-coverts, and 

 upper tail-coverts, ash brown tinged with green ; wing and 

 tail-feathers greyish brown, with the edges rather lighter 

 in colour ; the tail even at the end ; the chin black ; the 

 cheeks, throat, and breast, dull greyish white ; flanks, 

 belly, and under tail-coverts, tinged with light brown ; 

 under surface of wing and tail-feathers grey; legs, toes, 

 and claws, bluish black. 



The whole length of the bird four inches and a half. 

 From the carpal joint to the end of the wing-primaries 

 two inches and three-eighths : the first quill-feather very 

 short ; the second equal in length to the ninth ; the third 

 equal to the seventh ; the fourth, fifth, and sixth, nearly 

 equal, and the longest in the wing. 



The sexes do not differ in plumage. 



The vignette below represents, on the left hand, the 

 breast-bone of the Nightingale ; and on the right, the same 

 part in the Great Tit, as illustrative of the form of the 

 sternum in the genera Philomela and Parus. 



