] . SPnENOCERCUS. 



L3 



", I), d 2 ad. st. 

 et sk. 



c. d ad. sk. 



d, e,f. d 2 ad. sk. 

 g, h. d 2 a< i- sk. 

 i. $ ad. sk. 



h, I. d $ ad. sk. 

 ?/;, n. d 2 a< i- 8 k. 



o. 2 a d. sk. 



Japan. 



Japan. 

 Nagasaki, Nov. 



Nagasaki. 

 Nagasaki. 



Yokohama (Pri/er). 

 Yokohama, Feb., Nov. 



(Snoio). 

 Ilakodadi, Oct. (//. Whitely). 



Leyden Museum. 



0. Maries, Esq. [0.1. 

 F. Ringer, Esq. 0. . 

 Tweeddale Coll. 

 Gonld Coll. 

 Salvin-Godman Coll. 

 H. E. Dresser, Esq. 



[P.I- 

 Tweeddale Coll. 



6. Sphenocercus sororius. 



Sphenocercus formosffi d> Swinh. Ibis, 1806, p. 122 (nee Treroii 

 formosse, Ibis, 1863, p. .'!!•(>). 



Sphenocercus sororius, Swinh. Ibis, 18(36, pp. 311, 406; id. P. Z. S. 

 1871, p. 396; Elwes, P. Z. S. 1873, p. 667 ; Dauid fy Oust. Ois. 

 Chine, -p. 380(1877). 



Treron chceroboatis, Swinh. Ens, 1866, pp. 313, 406 ; G. R. Gr. Hand- 

 list, ii. p. 2-2-2, n. 9085 (1870). 



Sphenocercus sonorius {errore), G. R. Gr. Hand-list, ii. p. 224, 

 n. 9109 (1870). 



Treron sieboldi, pt., Schleg. Mas. P.-B. Colunibse, p. 61 (ls73). 



Treron sonoria (errore), pt., Gieb. Thes. Orn. iii. p. 652 (1877). 



Treron sororius, Stejneg. Pr. U.S. Nat. Mas. ix. p. 639 (1887 ) ; Seeb. 

 Ibis, 1888, p. 236. 



Treron sororia, Seeb. B. Jap. Emp. p. 163 (1890). 



Scarcely different from S. sieboldi. The male may be distinguished 

 by the colour of the mantle, which is groen, with no maroon tinge 

 whatever, and scarcely different from the lower back, rump, and 

 upper tail-coverts. 



The female is very similar to that of S. sieboldi. 



Hub. Formosa. 



a. b. ,5 2 ad. sk. Formosa, Feb. (R. Swinhoe). Seebohm Coll. 



(Types of species.) 

 c-f. d 2 ad. sk. Formosa, March, April (R. Tweeddale Coll. 



Swinhoe). 

 g. 2 ad. sk. Formosa, Dec. (R. Swinhoe). Hume Coll. 



'/(, i. d ad. sk. Formosa. R. Swinhoe, Esq. 



IO.J. 

 k, I. d 2 ad. sk. Formosa. Salvin-Godman Coll. 



7. Sphenocercus forinosae. (Plate I.) 



Treron formosae, Swinh. Ibis, 1868, p. 396 (2); id. P. Z. S. 1863, 

 ]>. 338; If ad. Ibis, ISC,.-,, p. :!74 ; id. J. f. (). 1S66, p. 276 : Sir nh 

 Ibis. 1865, p. 5J0, 1866, p. 312 (d); id. P. Z. S. 1871, p. 396; 

 Ehces, P. Z. S. 1873, p. 667; David \ Oast. Ois. Chine, p. 379 

 (1877); Stejneg. Pr. U.S. Nat. Mia. i.\. p. 038(1887). 



Sphenocercus f'ormosa 1 , Sirinh. Ibis, 1S65, p. 678; G. Ii. Gr. Hand- 

 list, ii. p. 224, n. 9108 (1870). 



Treron sonoria (err.), pt., Gieb. Thes. Orn. iii. p. 652 (1877). 



Treron forniosa'. [it., Seeb. I/>is. lsss, p. •j:\.',. 



Treron formosana, Seeb. B. Jap. Emp. p. 16! | L890). 



