XXX 
LIST OF SPECIES. 
Page. 
126. Twannus vertical™, Say. Arkansas Flycatcher. Western North America, from the 
high central plains to the Pacific. 173 
127. Tyrannus vociferans, Sw. Cassin’s Flycatcher. Valley of Gila, eastward to Pecos 
river, Texas; and from South Pass into Mexico, on table-lands - • • 174 
128. Tyrannus couckii, Baird. Couch’s Flycatcher. Northeastern Mexico to Rio Grande- 175 
(129.) Tyrannus melancholicus, Vieill. Southern Mexico, Central and South America- • • 176 
130. Myiarchus crinitus, (Linn.) Cab. Great Crested Flycatcher. Eastern North 
America to the Missouri and south to eastern Texas. 178 
131. Myiarchus mexicanus , (Kaup,) Baird. Ash-throated Flycatcher. Coast of Cali¬ 
fornia and across by Valley of Gila and Rio Grande to north¬ 
eastern Mexico. 179 
(132.) Myiarchus cooperi, (Kaup,) Baird. Mexico. 180 
133. Myiarchus lawrencii, (Giraud,) Baird. Lawrence’s Flycatcher. Northeastern Mexico 
to the Rio Grande. 181 
134. Sayornis nigricans, (Sw.) Bon. Black Flycatcher. California coast and across by 
Valley of Gila and upper Rio Grande to New Leon, and south - • 183 
135. Sayornisfuscus, (Gm.) Baird. Pewee. Eastern North America. 184 
136. Sayornis say us, (Bon.) Baird. Say’s Flycatcher. Upper Missouri river and 
Central high plains westward to the Pacific and south to Mexico 185 
137. Contopus borealis, (Swainson,) Baird. Olive-sided Flycatcher. Rare on the 
Atlantic and Pacific coasts of the United States ; Fort Bridger. 
Found in Greenland. 188 
138. Contopus richcirdsonii, (Sw.) Baird. Short-legged Pewee. High central dry 
plains to the Pacific ; Rio Grande valley southward to Mexico ; 
Labrador. 189 
139. Contopus virens, (Linn.) Cab. Wood Pewee. Eastern North America to the 
borders of the high central plains ; south to New Granada. 190 
140. Empidonax traillii, (Aud.) Baird. Traill’s Flycatcher. Eastern United States, 
and south to Mexico. 193 
141. Empidonax pusillus, (Sw.) Cab. High central plains to the Pacific; Fur countries; 
southward into Mexico. 194 
142. Empidonax minimus, Baird. Least Flycatcher. Eastern United States to Fort 
Bridger. 195 
143. Empidonax acadicus, (Gm.) Baird. Small Green-crested Flycatcher. Eastern 
United States to the Mississippi • • - • .. 197 
144. Empidonax flaviventris, Baird. Yellow-bellied Flycatcher. Eastern United States 
generally ; perhaps replaced on the Pacific by a closely allied 
species, E. difficilis . 198 
145. Empidonax hammondii, ( deVesey,) Baird. Vicinity of Fort Tejon to Los Angeles, Cal. 199 
146. Empidonax obscurus, (Sw.) Baird. Rocky mountains to Fort Bridger, Utah; 
Fort Yuma. 200 
147. Pyrocephalus rubineus, (Bodd.) Gray. Red Flycatcher. Valleys of Rio Grande 
and Gila, southward.. • • • 201 
148. Turdus (Turdus) mustelinus, Gm. Wood Thrush. Eastern United States to 
Missouri river ; south to Guatemala. 212 
