52. AKINIA. 193 



viiidibus, abdomine medio unicolore albo, tectricibus caudae iut'e- 

 rioribus nitide smaragdineis ; remigibus fuscis ; rectricibus nigro- 

 chalybeo-cyaueis ; maxilla fuseo-, maadibula bruniiescenti-comea ; 

 pedibus fuscis. Loug. tota 3" 3'", al. 1" 10'", caud. 1" 11'", rostr. 

 ciilm. Tg'"."' {Heine, I. s. c.) 



I do not know this species, which seems to be distinguished by 

 its small size and green under tail-coverts. 



Hal. Guiana. 



22. Agyrtria taczanowskii. 



Thaiunasius taczanowskii, Scl. P. Z. S. 1879, p. 146 ; Tacz. P. Z. S. 



1879, p. 239, 1880, p. 208 ; id. Orn. Per. i. p. 405 ; Sharpein Gould's 



Mon. Troch. Supjjl pi. 52 (Mar. 1885). 

 Leucolia taczanowskii, Uude-s-Desl. Ann. Mus. Caen, i. p. 359. 



Adult male. Upper surface bronzy green ; crown dark coppery 

 brown ; under surface pale grey, the feathers of the throat each 

 with a pale green discal spot ; flanks faintly tinged with green ; 

 tail pale olive-green, tinged with bronze towards the end, but 

 without definite subterminal band ; bill black. Total length about 

 4-G inches, wing 2-65, tail 1*5, bill 1. 



Adult female. Similar to the male. 



Hah. Peru. 



a. S ad. ; h. $ CaUacate, Peru (Stolzmann). Sclater CoU. 



ad. sk. (Types of species.) 



c. (S ad. sk. Callaeate (Stolzmann). Salvin-Godman GoU. 



62. ARINIA. 



Type. 



Arinia, Mids. " Ann. Soc. Linn. Lyoyi, 1877, Oct, 12 "* A. boucardi. 



Eanc/e. Costa Kica. 



1. Arinia boucardi. 



Arinia boucardi, Muls. I. s. c. ; Elliot, Syn, D-och. p. 209 ; Sharpe in 



Gould's Mon. Troch. Suppl. (April 1885). 

 Arena boucardi, Muls. Hist. Nat. Ois.-Mouches, iv. p. 194, pi. 121 ; 



Eudes-Dcsl. Ann. Mus. Caen, i. p. 484. 

 Sapphironia boucardi, Boitc. P. Z. S. 1878, p. 71. 



" Male. Upper surface and flanks bronzy green, darkest on the 

 head. Throat and breast shining bluish green. Abdomen and 

 under tail-coverts pure white. Median pair of rectrices dark bronze- 

 green, next bronze-green with black tip, remaining lateral feathers 

 bronze-green at the base, rest black, the bronze-green decreasing in 

 extent as it goes towards the external feather. All the lateral 

 feathers edged with white at their tijis. Maxilla black, mandible 

 flesh-colour, tip black. Feet black. Total length 3|^ inches, 

 wing 2, tail ly^^, culmen \^. 



* Thus quoted in ' The Ibis ' and ' Zool. Kec' (1878) from a separate copy of 

 the paper, but not published in tlie work alluded to. 



VOL. XVI. 



