204 
Allen's naturalist's librarv. 
that Kriiper returned to the shore for his butterfly-net and 
when the performance was repeated, caught the bird^in it’ 
ofre\ 7 a^f w!?h'^ by Proctor as large, floating on the surface 
mass of reeds and other aquatic plants. Dr. Kriiper states that 
he has occasionally found the nest on a tussock of grass in the 
water, and once on a stone. ^ 
ing^tr7eSm‘r sometimes, accord- 
thie of t?e RTa’rf 1 distinguished from 
Si^with ih^. ^ greenish-white 
dLm!; 7 a I-35 ^•^S-r 95 inch; 
the eared grebes, genus proctopus. 
Proctopus, Kaup. Natiirl. Syst. p. 49 (1829). 
Type, P. nigricollis (C. L. Brehm). 
The shape of the bill, which is upturned at the end instead 
o being straight as in Bytes, distinguished the genus Proctopus 
from the last-named genus. The bill is, moreover, £prSed 
at the base, being wider than it is deep ; whereas in Bytes the 
contrary IS the case, and the bill is deeper than it is wide m he 
base. Ihe ornamental tufts on the head also are hlirv in 
I. THE BL.4CK-NECKED GREBE. PROCTOPUS NIGRICOLLIS 
Podiceps nigricollis Q. L. Brehm, Vdg. Deutschl. p. 693 (1831) ■ 
P- 65 r,pl. 632 (i 878);^B. o"u: 
.S Brit. B. p 204 (1883); Saunders, ed. Yarrell’s Brit 
ii'ss^ ; Seebohm, Hist. Brit. B. iii. p. 465 
j Lilford, Col. Fig. Brit. B. part xxv. (1893). 
Podtcep^aw/tus, Gm. (nec Linn.) ; Macgill. Brit. B. v. p. 270 
Podicipes nigricollis, Saunders, Man. Brit. B. p. 707 (1889). 
Adult Male in Breeding Plumage.— General colour above black 
with a slaty gloss; iving-coverts like the back; quills sooty- 
black, with darker ends to the primaries, the inn?r priiSs 
