388 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM, 



Southern Panama (Panama City; Lion IJill; Nata-Cocle; Chepo; 

 liio Truando), Colombia (Onaca, Santa Marta), and eastern Ecuador 

 (Rio Napo; Sarayacu). 



Cydorhynchus xqidnoctialis Sclater, Proc. Zool. Soc. Lond., 1858, 70 (Rio Napo, 



e. Ecuador; coll. P. L. Sclater). — Lawrence, Ann. Lye. N. Y., vii, 1862, 



473 (Lion Hill, Panama R. R.). 

 R[hynchocyclus] sequinoctialis Cabanis and Heine, Mus. Hein., ii, Sept., 1859, 



56, foot note (e. Ecuador). 

 Rhynchocyclus sequinodialis Sclater, Cat. Am. Birds, 1862, 220 (Rio Napo); Oat. 



Birds Brit. Mus., xiv, 1888, 166 (Lion Hill, Chepo, and Panama, Panama 



R. R.; Sarayacu and Rio Napo, e. Ecuador). — Sclater and Salvin, Proc. 



Zool. Soc. Lond., 1864, 359 (Panama; crit.). — Salvin and Godman, Biol. 



Centr.-Am., Aves, ii, 1888, 9.— Allen, Bull. Am. Mus. N. H., xiii, 1900, 146 



(Onaca, Santa Marta, Colombia). 

 [Rhjnchoq/dus] xqidnoctialis Sclater and Salvin, Nom. Av. Neotr., 1873, 49. 

 Craspedoprion aeqidnoctialis Hartert, Novit. Zool., ix, Dec, 1902, 609. 

 [Elainin] seqidnodialis Gray, Hand-list, i, 1869, 354, no. 5368. 

 Cydorhynchus brevirostris (not of Cabanis) Cassin, Proc. Ac. Nat. Sci. Philad., 



1860, 144 (Rio Truando, Colombia. — Lawrence, Ann. Lye. N. Y., vii, 1862, 



329 (Lion Hill). 



CRASPEDOPRION BREVIROSTRIS (Cabanis). 

 SHORT-BILLED FLYCATCHER. 



Similar to C. sequinoctialis , but color of throat and chest much 

 deeper olive-green, on the former passing into grayish on chin; orbital 

 ring whiter and apparently broader, and edgings of wing-coverts and 

 inner secondaries olive-green instead of yellowish. 



Adult male.— Length (skins), 136-161 (152); wing, 74-84.5 (79.6); 

 tail, 59.5-71.5 (67.3); exposed culmen, 13.5-15.5 (14.3); tarsus, 17.5- 

 19.5 (18.5); middle toe, 10-12 (11.4).« 



Adult female.— Length (skins), 145-165 (152); wing, 73-78 (75.9); 

 tail, 57-66.5 (62.9); exposed culmen, 14-15 (14.5); tarsus, 18-19 

 (18.5); middle toe, 10-12 (11).^ 



a Nineteen specimens. 



b Ten specimens. 



Measurements of specimens from separate geographic areas are as follows: 



