ANSERES. 
89 
Biziura leucocephala. Its occurrence in the Netherlands, and a full 
account of the species ; J. P. van Wickewoort Crommelin, Arch. N4erl. 
X. p. 175. 
Chloephaga inornata figured ; R. B. Sharpe, Zool. Ereb. & Terr. Birds, 
pi. XXX. 
Clangula glaucion figured ; H. E. Dresser, B. Eur. pt. xlvi. 
Cnemiornis calcitram. Its osteology, &c. j R. Owen, Tr. Z. S. ix. 
pp. 253-272. 
Cygnus hewichi found breeding in the valley of the Petchora ; H. See- 
bohm, P. Z. S. 1875, p. 566. C. immutahilia is a var. of C. olor \ F. 
F. Briiggemann, Zool. Gart. 1875, p. 321. 
Fuligula criatata breeding in Scotland; A. B. Brooke, Ibis, 1875, 
p. 514. , V 
Harelda glacialia figured ; H. E. Dresser, B. Eur. pt. xlv. 
Mergua alhellua^ female and young figured ; id. op. cit. pts. xxxv. 
& xxxvi. M. merganaer figured ; id. op. cit. pts. xhii. & xliv. M. aua- 
tralia from Auckland Island ; A. von Hiigel, Ibis, 1875, p. 392. 
the trachea figured and described ; A. H. Garrod, 
P. Z. S. 1875, p. 154. 
Querquedula eatoni., sp. n.,, R. B. Sharpe, Ibis, 1875, p. 328, Ker» 
guelen Island. Redescribed; E. Coues, Contr. Nat. Hist. Kerg. Is. 
p. 4. 
Rhodoneasa caryophyllacea. The lower portion of the trachea described 
and figured by woodcuts ; A. H. Garrod, P. Z. S. 1875, p. 153. 
Sarcidiornia melanonota. The lower portion of the trachea described 
and figured in two woodcuts ; id. tom. cit. p. 152. 
Tachyerea. A new generic name proposed instead of MicropteruSy 
which, having been applied to a genus of Fishes, cannot be used, as 
Lesson suggests, for the Duck usually called M. cinereua ; R. Owen, 
Tr. Z. S. ix. p. 254. 
Tadorna casarca figured ; H. E. Dresser, B. Eur. pts. xli. & xhi. 
Larid.®. 
Buphagua (= Stercorariua) antarcticua. Its habits in Kerguelen 
Island described ; J. H. Kidder, Contr. Nat. Hist. Kerg. Is. p. 9. 
Hydrochelidon leucoptera figured ; H. E. Dresser, B. Eur. pt. xlv. 
Larua audouini found breeding on the island of Toro in the Mediter- 
ranean ; Lord Lilford, Ibis, 1875, p. 31. L. dominicanua, its habits in 
Kerguelen Island, and synonymy; J. H. Kidder & E. Coues, Contr. 
Nat. Hist. Kerg. Is. p. 13. 
Rhodoatethia roaea. The immature plumage described ; H. Saunders, 
Ibis, 1875, p. 484. R. roaai, two specimens from Greenland exhibited at 
a meeting of the Zool. Soc. ; A, Newton, P. Z. S. 1875, p. 349. 
Stercorariua catarrhactea figured ; H. E. Dresser, B. Eur., pts. xli. & 
xlii. S. longicaudua, nestling figured; A. Marchand, R. Z. (3) hi. 
pi. iv. 
Sterna alba, Potts. The validity of this supposed species must remain 
