Descriptions of New Species of Birds. 129 



centres ; hind neck and upper part of back brown, with the feathers 

 marked down their centres with pale rufous, and margined with brown- 

 ish black ; middle of back tinged with rufous, becoming bright rufous 

 on the rump and upper tail coverts ; tail dark brownish rufous, with 

 the shafts brown ; quill feathers blackish brown, the outer webs with 

 rufous margins ; wing coverts the color of the back, each feather having 

 at the end a distinct spot of light rufous edged with black ; a post- 

 ocular stripe of pale rufous ; throat pale ochreous ; sides of the head, 

 the neck, breast, and abdomen brown, closely marked with guttate spots 

 of a pale ochreous color tinged with rufous, most so on the abdomen, 

 becoming duller and less distinct on the lower part of the belly ; all 

 these spots are margined with blackish brown ; under wing coverts pale 

 rufous, inner edges of quills and inner webs at base light salmon color; 

 upper mandible black, the under yellowish white ; legs brown. 

 Length of skin 5% inches ; wing 2|- ; tail 2f ; bill ■§■ ; tarsi f . 



Habitat. — Ecuador, Quito. 



Remarks. — This bird differs from the preceding species and 

 M. squamigera in the decided spots of its upper plumage and 

 wing coverts ; in the brown portions of its plumage it some- 

 what resembles M. brunnescens, Scl., but the lower part of the 

 back, tail, and outer edges of the quills are rufous, as in M 

 squamigera, but much deeper in color ; it has a longer bill, 

 with shorter wings and tail than squamigera, the spots are 

 larger, duller, different in color, and not sharply defined as in 

 that species. 



Note. — Among the birds from Costa Rica belonging to the 

 Smithsonian Institution, sent for examination by Prof. Baird, 

 is a species of Margarornis which seems to be much like 

 brunnescens, Scl. ; it is of the same dimensions and color, 

 except that the color and character of the spots below are 

 much as on M. guttata. Mr. Sclater, in comparing his species 

 with squamigera, says : " the plumage of the two species below 

 shows much similarity, but in the brunnescens the tear-like 

 spots are yellowish." In the specimen before me the spots are 



