CLASS II. AYES: ORDER 2. PASSERES. 
149 
Genus REGTJLUS : Regulus. — This includes the Golden-crested Regulus or Kinglet, R. 
cristatus — Roitelet hupiye of the French — an exceedingly minute species, three and a half inches 
long ; yellowish olive-green above, and yellowish-gray beneath, the crown of the head being 
adorned with a yellowish crest, bordered on each side with black. It lives in the woods, and may 
often be seen associating with tits and creepers. Its nest is a cup-shaped structure of moss, fre- 
quently lined with feathers ;. found throughout Europe : the Fire-crested Wren, R. ignicajoillVfS^ 
is somewhat smaller even than the preceding, its colors being somewhat more brilliant ; also com- 
mon in Europe : the Dalmatian Regulus, R. modestus^ is four inches long ; greenish-yellow 
above, beneath jDale yellow ; found in Southern Europe. 
The American Golden-crested Wren or Kinglet, R. satrajM, is four inches long ; olive-color 
above ; grayish-white tinged with yellowish-brown beneath ; found from Mexico to Labrador ; 
breeds in the latter region ; migrates into the United States in September, where it spends the 
winter. These birds associate in groups, each composed of a family, and are seen feeding in com- 
pany with titmice, nut-hatches, and brown creepers. They are extremely lively and playful, often 
seizing their insect prey on the wing, as well as upon the leaves and bark of the trees. The Rubt- 
CROWNED Kinglet, i?. calendula, is four and a quarter inches long; dull olive above ; under parts 
grayish-white ; found in the same regions as the preceding. Cuvier's Kinglet, R. Cuvierii, is four 
and a quarter inches long ; grayish-olive above ; grayish-white beneath ; found in Pennsylvania. 
Genus ORTHOTOMUS : Orthotonius. — This includes the Tailor-Bird — St/lvia sutoria of 
Xathara ; 0. Bennetii of Sykes — an East Indian species, nearly five inches long, of an olive-green 
