MARSH ‘TIT. 375 
Cole 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. 
