G08 AVTERYGID.E. 



iv. 187] , p. 363 (1872) ; Sclat. P. Z. S. 1871, p. 496 ( = au9tralis ?), 

 1872, p. 861 ; Gieb. Thes. Oni. iii. p. 391 (1872) ; Potts, Ibis, 

 1872, p. 36 ; iJ. Tr. X. Z. Inst. v. 1872. p. 194 (1873) ; Finsch, 

 t. c. p. 212 (1873); Garrod, P. Z. S. 1873, p. 470 (left carotid 

 only), p. 644 (muscles) ; Schleg. Mus. P.-B., Struthioues, p. 7 

 (18"73) ; Bull. B. N. Zeal. pp. 3-57-364, pi. 33 (1873) ; Hutt. Ibis, 

 1874, p. 43 (N. Island) ; Bull. t. c. p. 122 ; Rowl. P. Z. S. 1874, 

 p. 498 ; Garrod, P. Z. S. 1875, p. 341, with fig. (plantar tendons), 

 pp. 343. 348; Sharpe, Apj). Voy. Ereb. ^- Terr. p. 36 (1875); 

 Hector, P. Z. S. 1876, p. 2 (feather mat) ; Forbes, P. Z. S. 1877, 

 p. 308 (bur.sa Fabricii) : Hnrtiiiy, Ostriches ^- Ostr. Farm. p. 178 

 (1877) ; Nathiis. J. f. O. 1879, p. 255 (egg) ; Forbes, P. Z. S. 

 1881, pp. 780, 781, tigs. 3, 4 (trachea) ; Bull. Man. N. Zeal. B. 

 p. 44, pi. xxi. (1882); Sclat. List Vert. An. 8th ed. p. 547, 

 D. 1432 (1883) ; Tristr. Cat Coll. B. p. 1 (1889); Lydekk. Cat. 

 Foss. B. p. 217 (18111); Hartert, Cat. Vogelsamml. Senck. Mus. 

 p. 248 (1891); Shaff, J.f. 0. 1892, p. 230; A. Newt. Diet, of B. 

 p. 495 (pt. 2, 1893) ; Rothsch. Bull. Br. Orn. Club, no. x. pp. Ix, 

 Lxi, Ixii (North Island) ; id. Ibis, 1893, pp. 573, 574, 576. 



Apteryx australis, var. mantellii, Finsch, J. f. O. 1872, pp. 263-268 ; 

 1874, pp. 172, 220, 221. 



Aptervx bulleri, Sharjje, Proc. Wellinr/t. Phil. Soc. 1888, p. 6; id. Tr. 

 N. Z. Inst. xxi. 1888, p. 224 (1889) (North Island) ; Buller, B. 

 New Zeal. 2nd ed. ii. p. 308, pi. xlvii. (1888) ; id. Tr. N. Z. Inst. 

 XXV. 1892, p. 85 (1893j ; H. Wriyht, Ibis, 1893, p. 283 ; Rothsch. 

 Bull. Br. Orn. Club, no. x. p. Ix (=mantelli) (1893). 



Hybrid. 



Apteryx mautellixA. occidentalis, Rothsch. Bull. Br. Orn. Club, 

 no. xvii. p xxxvi (1894) ; id. Ibis, 1894, p. 429. 



Adult male. Similar to the male of A. australis, but .smaller and 

 the feathers of the upper parts more rufous brown and decidedly 

 darker ; besides, those feathers, owing to a peculiarity in the struc- 

 ture of the shaft, have stiffened points, and are harsh and prickly to 

 the touch : irides black ; bill clear white horn-colour, tarsi and toes 

 pale brown to dark brown. Total length about 22 inches ; bill 

 alono- the ridge 3-7o to 4-25, along the edge of lower mandible 4-25 

 to 4-85 ; tarsus 2o to 2-75. 



Female. Usually of a paler rufous brown. Larger than the male: 

 total length from 25 to 27 inches ; bill along the ridge 52 to 6, 

 along the edge of lower mandible 5-75 to 6-6 ; tarsus 2-75 to 

 3-5. 



Young. " Plumage soft and fluffy, and of a uniform dull blackish 

 brown, with the rigid tips of the shafts and the produced hair-like 

 filaments black ; paler or greyer on the head and throat : bill 

 shinino- ivory-white ; tarsi and toes delicate grey " {Buller). 



Hah. North Island. 



a. Ad. sk. New Zealand. Earl of Derby [P.]. 



b,c. J 2 ad. st. North Island, New Zealand. 



d A ad. sk. North Island. Hon. W. Rothschild 



[P.]. 



