THE GENERAL SUBJECT. 
Aves 21 
Vallon, G. Excursioni Ornitologiche nel Frioli. (n Serie.) Boll. Soc. 
Adr. xii, pp. 59-127. 
Vian, J. [See Hirundinidce.~\ 
Vorderman, A. G. Tweede Bijdrage tot de Kennis der Ornithologie 
van Sumatra. Nat. Tijdschr. Nederl. Ind. xlix, pp. 38-70. 
. Les Oiseaux de Sumatra et leur presence dans les lies avoisinantes. 
T. c. pp. 381-442. 
. De Yogels van Billiton. Op. cit. 1, afl. 4, pp. 411-519. 
. [See Megapodii.'] 
Wagner, W. [See Nicholsky, A.] 
Waldo. [See Meade Waldo, E. G.] 
Walter, A. Ornithologische Ergebnisse der von der Bremer Geo- 
graphischen Gesellschaft im Jahre 1889 veranstalteten Reise nach 
Ostspitzbergen (aus dessen binterlassenen Notizen bearbeitet von 
W. Kiikenthal). J. f. 0. 1890, pp. 233-255. 
Warren, R. Ornithological Notes from Mayo and Sligo. Zool. 1890, 
pp. 129-133. 
Weber, M. Zoologische Ergebnisse einer Reise in Nederlandisch Ost- 
Indien. Band. I. Leiden : 1890, roy. 8vo, pp. 1-12 & 1-460, pis. 
i-xxv. 
Westerman, G. F., Memoir of the late. A. von Pelzeln, MT. orn. 
Ver. Wien, xiv, pp. 135 & 136. 
White, Gilbert. The Natural History of Selborne and the Naturalists’ 
Calendar. New edition, with notes by G. C. Davies. London : 
1890, 8vo, pp. i-xviii & 1-470. 
Whitehead, J. Notes on the Birds of Palawan. Ibis, 1890, pp. 38-61, 
pi. ii. 
An interesting paper, giving the field-notes of the author’s sojourn in 
the island. [See Falconinas , Dicruridce.'] 
-. [See Sharpe, R. B.] 
Williams, R. S. [See Turdidce .] 
Wilson, S. B. On some of the Birds of the Sandwich Islands. Ibis, 
1890, pp. 170- 196, pi. vi. 
Introductory notes on the avifauna of these interesting islands. Some 
excellent field notes are given. 
. Assisted by A. H. Evans. Aves Hawaiionses. The Birds of 
the Sandwich Islands. Part I., 4to, 1890. 
[ Turdidce, Dicceidce .] 
. [See Fringillidce.\ 
Winge, H. v. Report on Birds in Danmark, 1887. Ornis, vi, pp. 
345-399. 
