COTINGIDZE. 323 
g’. Bill slightly hooked at tip.. Vireonidee. (Page 468.) 
ée’. Bill strongly hooked and toothed....... Laniidz. (Page 465.) 
@. Tarsi not divided into scutelle, except at extreme lower portion. 
e. Without rictal bristles; nostrils linear; tail excessively short. 
Cinclidz. (Page 538.) 
e. With distinct rictal bristles; nostrils oval; tail normally de- 
veloped. 
jf’. Smaller (wing less than 3.00 inches); young not spotted. 
Sylviidze (Sylviine, Reguline). (Page 566.) 
f?. Larger (wing more than 3.00 inches); young distinctly 
BPOULOd cess csecesucgscssereatectave Turdidz. (Page 571.) 
Famity COTINGIDAZ.—Tue Cortincas. (Page 321.) 
Genera. 
a. Nostrils wholly exposed ; lores and orbits naked............csccserecceseseeees Tityra, 
ca’, Nostrils more or less hidden by bristly feathers; lores and orbits feathered. 
«Ob. Tip of bill very slightly hooked; tail decidedly rounded or graduated ; 
males with second quill very small or rudimentary. 
c. Tail graduated for only about half the length of the exposed culmen; 
tarsus stouter, the inner side (posterior half) with a series of large 
scutelle; bill more cylindrical..........+. Platypsaris. (Page 324.) 
@,. Tail graduated for about as much as full length of exposed culmen ; 
tarsus slender, the inner side (posterior half) covered by naked 
skin ; bill more flattened............. Pachyrhamphus. (Page 325.) 
b. Tip of bill very distinctly hooked; tail nearly even; males with second 
quill larger than first. 
ce. Color uniform tawny (darker above) ; wing six times as long as exposed 
culmen, more than four times as long as tarsus; culmen more or 
less distinctly convex, cutting-edge of upper mandible straight or 
slightly concave, and tip of bill gradually decurved. 
d'. Tarsus stout, very little longer than middle toe, with claw, the 
upper third feathered in front ; culmen curved throughout, and 
cutting-edge of upper mandible slightly concave ; wing 5.00, or 
MOTC....ssassavecsconsrcscnsescacsconcenconneesecaseoascossseners .. Laniocera? 
@. Tarsus slender, decidedly longer than middle toe, with claw, en- 
tirely naked; culmen nearly or quite straight to near tip, and 
cutting-edge of upper mandible straight; wing less than 5.00 
(in Mexican SPpeCicS).....eccerseeeescccsseesesssecesseesaeeens LDipaugus$ 
1 Tityra VinitioT, Analyse, 1816, 39. Type, Lantus cayanus Linx. (One species in Mexico, with others 
in Central and South America.) 
2 Laniocera Luss., Rev. Zool. 1840, 353, Type, L. sanguinaria Less., = Ampelie hypopyrrha VIBILL. | 
(One species in Mexico.) _ 
3 Lipangus (err. typ.) Born, Isis, 1828, 318. Type, Muscicapa simplea Licut. (One species in Mexico.) 
