Geneva of Hii mining Birds. 77 



brown. Tail luminous bronzy-green changing- to purpU; in 

 certain lights, on the uppcM- surface, and metallic luminous 

 p-rass-ofreen on the under surface, the three outermost feathers 

 tipped with brownish-gray. Rill and feet black. 



Total length, 3Y(rin. Wing, 2^'-^r. Tail, ih. Culmen, ^7]-. 



From Bourcier's Collection. *' Elliot, loc. cit." 



This rare species which seems to be ^■ery closely allied to 

 M. œneicauda was discovered in Ecuador, by Mr. Osculati, 

 and was dedicated by Bourcier to Count Primoli, grandson of 

 Prince Canino. 



"^106. Mkt.ALLURA WiLLiAMi, Bourc and Delatt., Rev. Zool., 



1866, p. 308. 



Mellisiiga Williami, Gray, Gen. Birds, vol. i, p. 112. 

 Urolanipra Williami, Cab. and Hein., Mus. Hein., t. iii., 

 p. 68. 



Purple Tail, Gould, Alon. Troch., vol. iii., p. 193. 



La Mctallure de William, Muls., Hist. Nat. Ois. Mou., 

 1876, t. iii., p. 1 15. 



Habitat. — Columbia. 



Male. — Upper surface dark bronzy-green. Throat and 

 upper part of breast luminous grass-green. Under surface 

 bronzy-green, the base of the feathers buff. Wings purplish- 

 brown. Tail dark green above, with bright purple reflections 

 in certain lights, beneath luminous violet with green reflections. 

 Bill and feet black. 



Total length, 3 Jin. Wing, 2\. Tail, i-}. Culmen, \. 



Tvpe in Elliot's Collection ? '' Elliot, loc. cit." 



Genus XXXVII. Avocettinus, Bon., Rev. and Mag. 



Zool., 1854, p. 256. 



Opisthoprora, Cab. and Hein., Mus. Hein, i860, t. iii., 

 p. 76. 



Type : T.-euryptems, Loddiges. 



Bill shorter than the head, maxilla straight until just at the 

 tip, when it turns slightly upwards, mandible straight up to 

 the middle, then turning sharply upwards. Wrings long. 

 Tail long, slightly forked, rectrices wide. Feet strong, hind 

 toe of same lenor-th as middle toe and nail. Sexes alike. 



Habitat. — Columbia. 



