APPENDIX. 589 
@, Throat with black predominating ; rusty markings on upper parts duller and 
less extended, rump less olivaceous, tail more bluish gray, and white spots 
on lower parts larger; adult female with crest uniform blackish, whole 
throat thickly speckled or streaked with blackish, back nearly uniform 
gray, and markings of lower parts larger and coarser. Hab. Sonora 
(vicinity of Campos). 
C. elegans bensoni Ripaw. Benson’s Partridge.} 
(24.) Page 196, after species of Dendragapus: 
Genus TETRAO Linnazvs? 
Adult male: Glossy blue-black, the wings dusky with a conspicuous white 
patch on secondaries ; under tail-coverts white ; tail deeply emarginate or forked, 
the four outermost rectrices strongly curled outward at tips. Length about 
23.50, wing about 10.50, tail 8.80. Adult female tawny-brown, barred and spotted 
with black ; tail emarginate, the lateral rectrices not distinctly, if at all, curved 
outward at tips. Length about 17.00, wing 8.90, tail 450. Had. Europe and 
northern and central Asia. Introduced into Newfoundland, and said to be 
naturalized there......... aeneee esielessuemeseecemreanes T. tetrix Linn. Black Cock. 
(25.) Page 203, under Tympanuchus americanus: 
305a. Tympanuchus americanus attwateri (BENDIRE). 
Attwater’s Prairie Hen* 
“Smaller than 7. americanus, darker in color, more tawny above, usually 
with more pronounced chestnut on the neck; smaller and more tawny light- 
colored spots on wing-coverts, and much more scantily feathered tarsus, the 
latter never feathered down to the base of the toes, even in front; a broad 
posterior stripe of bare skin being always exposed, even in winter, while in 
summer much the greater part of the tarsus is naked.” Hab. Coast districts 
of southwestern Louisiana and Texas. 
(26.) Page 205, under Famity PHASIANID/E: 
Add, under “a... . (Subfamily Phasianine),” the following: 
b'. Head not crested............ Sebaaseaten 4 ale amass iauatarcasmeente jaxesecsieeiaas Phasianus. 
b?. Head conspicuously crested. 
c. Neck with a conspicuous erectile ruff.........cccseeseeceees Chrysolophus.° 
ce. Neck without any ruff.......cccccccsecsseeesoeee ceawawseseauaeaeenie ns Gennzus.° 
1 Callipela elegans bensoni Ripew., Forest and Stream, xxviii. No. 6, March 3, 1887, 106. 
2 Tetrao Linn., Syst. Nat. ed. 10, i. 1758, 159. Type, by elimination, Tetrao tetrix Linn. 
3 Tetrao tetri« Linn., Syst. Nat. ed. 10, i. 1758, 159. 
4 Tympanuchus attwateri Bunpire, Forest and Stream, xl. No. 20, May 18, 1893, 425.—Tympanuchue 
americanus attwatert A. O. U. Com., Auk, xi. Jan. 1894, 46, 
5 Chrysolophue J. E. Gray, Illustr. Indian Zool. ii. 1834, pl. 41, fig. 2. Type, Phastanue pictus Linn. 
6 Genneus WacuER, Isis, 1832, 1228. Type, Phasianus nycthemerus LINN, 
