SECOND APPENDIX. 
greater amount of white on the under primary 
coverts. Both coasts of Lower California. 
Brewster, Auk, Jan. 1888, p. 84. 
No. 61+ bis, p. 886. Tringa damascensis, 
the Long-toed Stint, which I admitted to the 
3d edition of the Key, 1887, though the 
Union List of 1886 declined it, has been 
reaffirmed by the Committee. See Ridgway, 
Auk, April, 1886, p. 275, and Man. N. A. 
Birds, 1887, p. 158. 
No. 632 dis, p. 887. Symphemia semipal- 
mata inornata, admitted in the third edition 
of the Key, is confirmed by the Committee. 
Nos. 636, 637, p. 639. The name of the 
genus Rhyacophilus is changed to Helodro- 
mas, Kaup, Naturl. Syst., 1829, p. 144. 
No. 663 a, p. 662. 4dd: Butorides vires- 
cens frazari. FRazar’s GREEN HERON. 
Larger than ZB. virescens; darker colored and 
more uniform in color; neck more purplish, 
its sides as well as the forehead strongly 
glaucous; the light throat line more re- 
stricted. Wing 7.00; tarsus 2.25; culmen 
2.50. From Lower California, in the vicinity 
of La Paz. Ardea virescens frazari, Brewster, 
Auk, Jan. 1838. p. 83. 
No. 665, p. 663. The name of the genus 
Vycterodius (or Nyctherodius) is changed to 
Nyctinassa, Stejneger, Pr. U. S. Nat. Mus., 
1887, p. 295. 
No. 667 bis, p. 888. Ardetta neoxena is 
confirmed by the Committee as a valid spe- 
cies, and as a North American bird, under 
the name Botaurus neoxenus. For later re- 
ferences to this interesting Rail-bittern, see 
Cory, Auk, July, 1886, p. 408; Ridgway, 
Man. N. A. Birds, 1887, p. 127. 
No. 672, p. 669. Parra gymnostoma be- 
comes Jacana spinosa, Elliot, Auk, July, 
1885, p. 297. (After Fulica spinosa. Lin- 
neus, Syst. Nat., 10th ed., 1758, p. 152.) 
No. 673, p. 672. Rallus longirostris crepi- 
tans is changed to R. crepitans ; similarly, — 
No. 675, p. 672. Rallus longirostris saturatus 
is changed to Rallus crepitans saturatus ; also, 
Rallus longirostris scottii is changed to Rallus 
scottii. See Sennett, Auk, April, 1889, p. 
165. 
No. 675 a, p. 672. Add: Rallus longtrostris 
scotti, Scotr’s Ram. Described by Sen- 
905 
nett from western Florida in the Auk, July, 
1888, p. 305, and approved by the Committee 
as a good species. It is later described in the 
following terms: ‘Bill slender, decurved, 
and compressed; upper parts sooty brown 
or black edged slightly with olive-gray; un- 
der parts dark ashy-gray mixed more or less 
with cinnamon ; axillary and flanks slate- 
color, barred distinctly with white.’’ For 
a synopsis of the several related species, see 
Sennett, Auk, April, 1889, p. 165. 
No. 675 b, p. 672. Rallus longirostris cari- 
beus [lege caribbieus], described in 1880 by 
Mr. Ridgway, Bull. Nutt. Orn. Club, July, 
1880, p. 140, is now recognized by the Com- 
mittee as North American, and its habitat 
assigned as West Indies and the Gulf of 
Mexico, north to Texas. 
No. 694, p. 685. Chen cerulescens, which 
I have retained throughout my editions, is 
now removed from the hypothetical list and 
restored to full standing. 
No. 709 a, p. 692. Add: Anas obscura 
maculosa. Mortirep Duck. ¢ top of 
head blackish-brown, the feathers edged with 
pale buff: chin and throat isabella color; 
cheeks buffy-white with narrow dark-brown 
streaks ; breast, wings, upper parts, and 
flanks blackish-brown. the feathers margined 
with pale buff; under parts buffy-white, each 
feather with a broad blackish-brown spot 
near the tip; under tail-coverts blackish 
varied with whitish and reddish buff: four 
middle tail feathers blackish-brown, others 
fuscous edged with pale buff, having a 
V-shaped mark as in 4. fulvigula: lining 
of wing white ; speculum purple tipped with 
white ; feet reddish-orange; bill with a small 
black spot on base of lower edge of upper 
mandible, lacking in the female. Sexes 
otherwise alike. A subspecies of the Dusky 
Duck which seems entitled to recognition. 
It occurs from eastern Texas to Kansas. 
It was originally described by Sennett as 
-lnas maculosa, Auk, July. 1889, p. 263; 
and in the Second Supplement of the 
Tnion List, 1890, it is called A. fulvigula 
obscura. 
No. 734. p. 712.  Somateria mollissima 
dresseri becomes S. m. borealis, A. E. Brehm, 
