60 Zoological Society. 



a. Subgenus Chloropsaris. 



They have the bill and the feathered lorum of the Pachyrhamphus, 

 but the wings are shorter and the tail more graduated. Size of a 

 Sparrow, colouring more variegated and greenish on the back. 



1. PsARis CuviERi, Swains. Spix, tab. 45. 2. 



2. Ps. ATRiCAPiLLUS. Muscicapa, Gmel. Enl. C. 871 cJ. 831 ? . 



3. Ps. VERSICOLOR. VireOy Hartlaub. 



b. Subgenus Pachyrhamphus, G. Gray. 



The bill unicolor black, shorter than the head, not compressed on 

 the sides ; the bristle-feathers moderately long ; the abnormous hand- 

 feather like Chloropsaris, with broader inner webs and emarginated 

 only on the tip ; tail unicolor, very httle graduated. Size of a Lanius 

 cohirio. The colouring is dark and not so variegated. 



We can give by the diagnosis the colouring of the abnormous hand- 

 feather of the males. 



4. Ps. VALiDUS. Lanius validus, Licht. 



The second hand wing-feather with a long white spot on the inner 

 web, which reaches to the third part of its length. 



5. Ps. NiGRESCENS. Puch. nigrescens. Cab. 



The second hand wing-feather black, with white margin on the ex- 

 terior web. 



6. Ps. PECTORALis. Poch. pectoralis. Swains. 



The second hand wing-feather black, with white spot near the root, 

 and fine white exterior margin. 



7. Ps. Aglai^. Pack. Aglaice, Lafr. 



The second hand wing-feather with an oval white spot near the 

 root, and without white exterior margin. 



c. Subgenus Psaris. 

 The red and black bill on the anterior part more compressed, and 

 like Cassicus, with broad root, surrounded by the frontal feathers ; 

 lorum and eye region naked ; the bristle-feathers over the gape very 

 indistinct ; the second hand wing-feather extremely narrow, formed 

 like a sword, without an emargination on the tip. The colouring is 

 silver-grey, like Lanius excubitor, with more or less black head, face, 

 wings and tail. Size of Lanius excubitor. 



8. Ps. cayanus, Cuv. 



The black colour covers the whole head, and extends to the tip of 

 the ear-feathers ; the bill two-thirds red-coloured ; tail black, on the 

 root only white or silver-grey ; the wings 1 1 6-1 22, and the abnormous 

 second hand-feather 40 mm. long. 



9. Ps. BRASiLiENSis, Swaius. 



The black of the ear-feathers extends further than the black of the 

 head ; the bill one-third red-coloured ; the inner webs of the wings 



