52 
SPECTACLE FLYCATCHER. 
analogies of the African todies*, they need not here 
be repeated. 
Total length about 4| inches ; hill, from the 
gape, Is 5 from the front, T 4 jj ; wings, 2| ; tail, 
from the base, 2. 
COMMON GREY FLYCATCHER. 
Muscicapa grisola ? Linn-eus. 
Above, grey *, beneath, whitish ; breast and sides of the neck 
with dusky stripes ; bill, narrow, and compressed towards 
the end ; tail, slightly forked. 
Muscicapa grisola, Linnams, And. 
We have now before us two birds, one from South- 
ern, the other from Western Africa, which in size, 
colour, and general formation, perfectly agree with 
a British specimen of Muscicapa grisola, except in 
one very remarkable circumstance. In the African 
specimens, the second and third quills are of equal 
length, and they are hardly exceeded by tire third, 
which is the longest. In the British specimen, on 
the contrary, the second and fifth quill are equal, 
and the fourth quill is two-tenths of an inch longer 
than these, and exceeds the length even of the third 
quill. Is this a permanent distinction, or is it the 
* See Classification of Birds, ii. 
