338 COTINGIDiE. 



members of the Tityriuo subfamily. The sexes are usually quite 

 different in plumage, but iu two species (nos. 7 & 8) the male 

 appears to be always clad in female attire, and the sexes are there- 

 fore alike. Paehyrhamphus extends all over tropical America from 

 South Mexico to Argentina. 



The nests and eggs of two species of this genus have been described 

 by Euler (J. f. 0. 1867, pp. 223, 22-4). The eggs are of a uniform 

 chocolate-brown, unspotted. 



Key to the Species. 



A. Lesser wing-coverts black in males, rufous in 



females ; head in males black. 



a. Back green. 



Breast yellow 1. viridis, p. 338. 



Breast greyish white 2. griseigularis, p. 339. 



b. Back black. 



( Under surface with cross bars 3. versicolor, p. 339. 



I Under surface white 4. surinamus, p. 340. 



B. Males above more or less cinereous with head 



black : females all rufous. 



Beneath white 5. cinerem, p. 34] . 



Beneath cinereous 6. spodiurus, p. 341. 



C. Both sexes all rufous. 



I Nape uniform 7. cinnamomem, p. 342. 



| Nape cinereous 8. rufus, p. 343. 



D. Males black or cinereous, with broad white 



ends to the rectrices : females olivaceous or 

 rufous, more or less yellowish beneath. 



c. Crown and front black ; no white lores. 



a'. Beneath black 9. niger, p. 343. 



b'. Beneath cinereous. 



Smaller : clearer beneath 10. cinereiventris, p. 344. 



Larger: darker beneath 11. polych?-opterus,i).3-l5. 



d. Crown black; narrow white front and lores. 



c'. Larger : interscapulium black 12. major, p. 346. 



d'. Smaller. 



Interscapulium cinereous 13. albogriseus, p. 347. 



Interscapulium mixed with blackish 14. atricapiUus, p. 347. 



1. Paehyrhamphus viridis. 



Caracterizado verde corona negra, Azara, Apunt. ii. p. 184. 



Tityra viridis, Vieill. Nouv. Diet. iii. p. 348 (1816) ; id. Enc. Meth. 



p. 800. 

 Psaris cuvierii, Sw. Zool. III. i. pi. xxxii.; Kemp, P. Z. S. 1851, p. 45. 

 Platyrhynchus dupontii, Vieill. Enc. M6th. p. 843. 

 Muscicapa nigriceps, Licht. Doubl. p. 56. 

 Pachyrhynchus cuvieri, Spix, Av. Bras. ii. p. 33, pi. xlv. fig. 2 ; Sw. 



Nat. Libr., Fly catch, p. 85, pi. iv. 

 Muscipeta nigriceps, Mac. Beitr. iii. p. 914 (<$ et $). 

 Tityra vieillotii, Jard. et Selb. III. Orn. i. pi. x. 6>. 1 ( $ ). 

 Paehyrhamphus viridis, Scl. P. Z. S. 1857, p. 75 ; id. Cat. A. B. 



p. 240 ; Cab. et Ilein. Mus. Hein. ii. p. 56; Pelz. Orn. Bras. p. 120 ; 



Scl. et Salv. Komencl. p. 56 ; Berl. J. f. 0. 1873, p. 263 (S. Brazil) ; 



Tacz. P. Z. S. 1874, p. 540 ; id. Orn.' Per. ii. p. 359 ; Berl. et Jher. 



Zeitschr. ges. Orn. 1885, p. 44 (Rio Grande do Sul). 



