48 
of it is black, with white or yellow end spots. Size of a Finch. The 
predominating colour of the males is black, white and grey. 
In this little subgenus we have different type-species, about which 
the different subspecies arrange themselves. One of these is 
Ps. MARGINATUS. 
Head-feathers black, on the tip with steel-blue; wings black ; 
shoulder-covers, wing-covers and arm-wings white marginated ; tail 
graduated, black with broad white tip. 
The female has all the margins and the under parts rufous yellow, 
the back greenish, and the head darker coloured. 
a. Ps. MARGINATUS MINOR. 
Lorum and a small line on the front whitish ; ear-covers, back part 
of the neck, lower part of the back light grey; upper part of the 
back black ; all the under parts white with grey tint ; the abnormous 
second hand-feather white, on the exterior web on the root with a black 
spot, and from this spot till the end; along the shaft on the interior 
web a small long black stripe. 
6. Ps. MARGINATUS MAJOR. Bathmidurus major, Cab. 
Lorum and a small line on the front whitish; before the eye a 
black spot of bristle-feathers; the shoulder-covers all white; over- 
back black ; the abnormous second hand-feather longer, white, with 
a small stripe along the shafts on both sides. 
c. Ps. MARGINATUS TRISTIS, Kp. 
Without a small white line on the front; lorum and the whole 
head black; the feathers on this part are more massive on the tip, 
and have more lustre; the shoulder-covers only on the tip white ; 
the whole neck and upper part of the back black ; lower part of the 
back, ear-covers and all the under parts dark grey, mixed with black ; 
the tail has not so much white on the tip ; the under side of the wings 
with smaller white margins ; the second abnormous hand wing-feather 
on the inner web whitish with grey spots, on the outside black, with a 
grey margin on two-thirds of the upper part ; the emargination on the 
tip very distinct. 
Mus. Derb. 
. Ps. marg. Ps. marg. Ps.marg. 
Comparison.— hinted preity tristis. 
g 3 
LET Roe ee eee ee ee oF «. SOS) Uepey 
From the gape to the tip of the bill 18 .. 19 19 .. 20 
Winlerewesh. eof kh seteg ff ods BSicwesce SA nial oS 
SBeaid Spee Soe Co fey sy ada <RP SSW othe heat 5D if) B40 y ase yy 
A new species in the collection of Lord Derby and in the British 
Museum, forming a second type-species, I have called 
Ps. parrnus, Kaup. 
Size of Parus major ; head-feathers black, with a soft violet lustre, 
and not imitating the form of scales; lorum, ear-covers and all the 
a 
