71 • 



Whether this bird is really distinct from the preceding is perhaps 

 not quite certain, Lhave had hardly a sufficient number of examples 

 for comparison. But, as far as I have observed, the difference in the 

 coloration of the tail-feathers appears constant. 



b. Erator (loris phimosis). 



5. TlTYRA INQTJISITRIX. 



Lanius inquisitor, Licht. Doubl. p. 50. 



Psaris erythrogenys, Selby, Zool. Journ. ii. p. 483 ; Sw. Nat. Lib 

 x. pi. 3(?). 



Psaris selbii et natterii, Sw. An. in Men. p. 286. 



Psaris inquisitor, D'Orb. Voy. p. 302. 



Psaris jardinii, Sw. Zool. 111. n. s. pi. 35 ( $ ). 



Tityra inquisitrix, Cab. Orn. Not. p. 239 ; Bp. Consp. p. 180. 



<? . Aldus, supra cinereo tinctus : pileo, alis et cauda nigris ; se- 

 cundariis ultimis dorso concolorihus : rostro et pedibus nigris. 



? . Alba, supra cinerascens : fronte et lateribus capitis rujis : 

 pileo, alis et cauda nigris : rectricum basi et ipsa apice albi- 

 dis : secundariis ultimis dorso concoloribus. 



Long, tota 6'75, alee 3"9, cauda? 2*5. 



Hab. Brazil, S. Paolo {Licht.) ; Bolivia (D'Orb.) ; Cayenne ; New 

 Grenada ; Bogota. 



Mus. Brit., Paris., P. L. S. 



6. Tityra albitorques. 



Tityra albitorques, DuBus, Bull. Ac. Brux. 1847, xiv. pt. 2. 

 p. 104; Rev. Zool. 1848, p. 244; Sclater, P. Z. S. 1855, p. 150. 



Psaris fraseri, Kaup, P. Z. S. 1851, p. 47. pi. xxxvii. (<?), 

 xxxviii. ( ? ). 



S . Albus, supra cinereo tinctus : pileo et alis nigris, secundariis 

 ultimis dorso concoloribus : cauda alba, fascia subapicali lata 

 nigra : rostro pedibusque nigris. 



? . Supra magis cinerascens et dorso brunnescente tincto : fronte 

 albida : pileo reliquo nigro : lateribus capitis rufis. 



Long, tota 6'75, alae 3'6, caudee 2'4. 



Hab. Eastern Peru (DuBus) ; New Grenada; Bogota. 



Mus. Brit. 



This species is easily distinguishable from T. inquisitrix, which it 

 generally closely resembles, by its white tail banded with black. 



Genus 2. Pachyrhamphus. 



Pachyrhynchus, Spix, Av. Bras. ii. p. 31 (1824). 

 Pachyrhamphus, G. R. Gray, List of Gen. (1838). 

 Bathmidurus, Cab. Orn. Not. in Wiegm. Arch. 1847, p. 243. 

 Chloropsaris, Kaup, P. Z. S. 1851, p. 45. 



