18 Aves. 
XVll, Aves. 
[1919] 
Hoffmann, B. Vom Vogelleben im 
hintorpommerschen Kustengebiet nebst 
cincm Vcrgleicli niit der VogehveJt des 
iUgiiii (Pfroiiton). Miiiichcn Vorhandl. 
Orn. Gcs. 14 1919 (89-102). 346 
Hoffmann, B. Dio Ringcltaubo als 
Nestrauber und andoros. Oin. Monats- 
bcr. Boilin 27 1919 (99-101). 347 
Hoffmann, B. Zu W. Schusters 
Aufsatz ,, Freinistendo Hohlenbriitor ” 
Bd. xlix nr. 9. Zool. Anz. Leipzig 50 
1919 (237-238). 348 
Hollister, N. The systematic position 
of the lling-neckod Duck. Auk Cam- 
bridge Mass. 36 1919 (460-163). 349 
Hollister, N. Some changes in the 
summer bird life at Delaware, Wisconsin. 
Wilson Bull. Oberlin Ohio 31 1919 
(103-108). 350 
Holt, E. O. Red-bellied Nuthatch 
{Sitta carolinensis) in Alabama. Auk 
Cambridge Mass. 36 1919 (584). 351 
Hopkiuson, E. A list of the birds 
of the Gambia. (1-32) Brighton (Farn- 
combe) 1919 8vo. 352 
Hopkinson, E. The Figoons of the 
Gambia. Avicult. Mag. London 10 1919 
(103-107). 353 
Hopkinson, E. Records of birds 
which have bred in captivity. Bird- 
notes Aslibourno (3) 2 1919 (17-20, 
30-34, 60-^63, 78-82, 107-111, 129-132, 
166-170, 182-185, 180 bis-184 bis, 
205-208, 225-229, 254-258). 354 
Hopwood, C, Notes on some nests 
recently found in South Tonasserim. 
Bombay J. Nat. Hist. Soc. 26 1919 
(853-859). 355 
H0rring, R. Fugle. I. Andefuglo og 
Honsefugle. (Danmarks Fauna 23.) 
The Danish birds. Part I. Anaeriformes 
and Galliformes. Copenhagen (Gad.) 
1919 (1-240) 82 figs. 18| x 12^ cm. 356 
Hprring, R. Fuglene ved do dansko 
Fyr i 1917. 35te Aarsberetning om 
danskc Fugle. The birds at the Danish 
lighthouses in the year 1917. 35th 
annual report. Kobenhavn Nath. Medd. 
TO 1919 (251-290). 357 
Hough, T. B. Notes regarding bird- 
life in the Stiiwarty (compiled by Capt. 
G. F. Scott Elliot). Dumfries Trans. 
Nat. Hist, and Ant. Soc. (3) 6 1919 
<48-65). 358 
Houssay, F. Sur un indice morpho- 
logique du vol chez Ics ojseaux. Bull. 
Mus. Paris 1919 (438-445, 552-558). 
1 fig. 359 
Howard, H. E. Behaviour of a 
Cuckoo. Nature London 103 1919 
(426). 390 
Howell, A. II. Deseriplion of a new 
Seaside Sparrow [Thryospiza] from 
Florida. Auk Cambridge Mass. 36 1919 
(86-87). 361 
Hubner, M. Im Mai auf Hiddensoe. 
Zs. Ool. Orn. Berlin 24 1919 (60-74). 
362 
Hudson, W. H. Birds in town and 
village. (1-274) 8 col. j)ls. London 
1919 8vo. 363 
Hunt, C. J. Notes on the February 
birdlife of southern Mississippi and 
L(misiana. Wilson Bull. Oberlin Ohio 
30 1918 (68-75). 364 
Hurst, J. W. Utility Ducks and 
Geese : their successful management 
etc., with brief notes on some orna- 
mental Waterfowl. (1-91) many figs. 
London (Constable) 191 9 8vo. 365 
Hutchings, C. B. Bird life in the 
Bermudas. Ottawa Nat. 32 1919 
(111-113). 366 
Huxley, J. S. Note on the drumming 
of Woodpeckers. Brit. Birds London 
131919(40-41); also Tracy (88). 367 
Huxley, J. S. Some points in the 
sexual habits of the Little Grebe, 
with a note on the occurrence of 
vocal ducts in birds. Brit. Uirds London 
13 1919 (155-158). 368 
Ibatb, A. Pyrrhnla pyrrhula L. 
Brutvogel bei Danzig. Orn. Monatsber. 
Berlin 27 1919 (10). 369 
Ingram, 0. Down tracts in nestling 
birds. Brit. Birds London 13 1919 
(78-79) fig. 370 
Ingram, 0. Notes on the height at 
which birds migrate. Ibis London 1919 
(321-325). 371 
Iredale, T. vide Mathews. 
Jackson, A. C. The }noults and 
sequence of plumages of the British 
Waders. Pts. x. Brit. Birds liondon 
12 1919 (172-179). 372 
Jackson, Sir F. Cklorophoncus 
andaryae sp. n. London Bull. Brit. 
Orn. Cl. 39 1919 (91). 373 
