71. CONTOPUS. 235 



ragua); Scl. et Salv. Nomencl.^.Z2; Baird,Brew.etRidgio.N.A.B. 

 ii. p. 353 ; Merrill, P. U.S. A. M. i. p. 137 (Texas) ; Ridgw. P. 

 U.S. N. M. i. p. 424; Salv. et Godm.Ibis, 1880, p. 125 (Sta. Malta); 

 Kehrling, J.f. O. 1883, p. 90 (Illinois) ; Tacz. P. Z. S. 1882, p. 22 

 (N.E. Peru) ; id. Orn. Per. ii. p. 316; Ridgw. Man. N. A. B. p. 337 ; 

 Coues, Key N. A. B. 1884, p. 438. 

 Contopus mesoleucus, Sclater, P. Z. S. 1859, p. 43; id. Phis, 1859, 

 p. 440; Scl. et Salv. Ibis, 1859, p. 122. 



Above ash} - black, head darker ; wings and tail blackish, with 

 slight whitish edgings to the outer secondaries : beneath dark ashy, 

 throat, middle of breast, and belly creamy white : a large fluffy 

 patch of white feathers on each side of the rump beneath the wings ; 

 under wing-coverts cinereous ; bill horn-colour, at the base beneath 

 white ; feet black : whole length 7"3 inches, wing 4'3, tail 3. 

 Female similar. 



Hah. North America (in summer), and southwards throughout 

 Mexico and Central America to Colombia. 



This is a very distinct species. The highly developed white tufts 

 on the flanks and white mesial line beneath render it easily recog- 

 nizable. 



a. Ad. sk. Vancouver I. J. K. Lord [C.]. 



b, c. Ad. sk. West side of Rocky Mountains. J. K. Lord [C.]. 



d. Ad. sk. Forty-ninth Parallel, N. A. N. A. Bound. Conim. 



[P.]. 



e. S ad. sk. Lake of the Woods. N. A. Bound. Conini. 



[P.]. 



f. f? ad. sk. Broken-head River. N. A. Bound. Goinm. 



[P.]. 



g. Ad. sk. Canada (Bush). Tweeddale Coll. 



h. Ad. sk. California. Lord Walsingham 



[P.]. 



i. Ad. sk. San Francisco. Sclater Coll. 



j. 2 ad. sk. Fort Stockton, Texas (Dtifry). Salvin-Godman Coll. 



k. Ad. sk. Orizaba, Mexico (Botteri). Sclater Coll. 



I. Ad. sk. South Mexico (Salle). Sclater Coll. 



m. Ad. sk. Mexico. Sclater Coll. 



n. Ad. sk. Coban, Vera Paz (Sakin). Salvin-Godman Coll. 



o. Ad. sk. Duenas, Guatemala (Salvia). Salvin-Godman Coll. 



p, q. Ad. sk. Irazu distr., Co-ta Rica (Rogers). Salvin-Godman Coll. 



r. $ ad. sk. Calobre, Veragua (Arce). Salvin-Godman Coll. 



s. P ad. sk. Minca, U. S. C. (Simons). Salvin-Godman Coll. 



t. Ad. sk. Bogota. Sclater Coll. 



u. Ad. sk. Bogota. Salvin-Godman Coll. 



2. Contopus pertinax. 



Contopus pertinax, Cab. et Hein. Mm. Hein. ii. p. 72 ; Scl. Cat. 



A. B. p. 231 ; Scl. et Salv. Nomencl. p. 52 ; Baird, Breio. et 



Ridgw. N. A. B. ii. p. 356 ; Coues, Key N. A. B. p. 438 ; Ridgic. 



Man. N. A. B. p. 337. 

 Contopus borealis, Sclater, P. Z. S. 1858, p. 301, et 1859, p. 44 ; 



id. Pois, 1859, p. 440; Scl. et Salv. Pois, 1859, p. 122. 



Above cinereous, with a slight olivaceous tint, wings and tail 



