TITLES. 
Aves 35 
659. [Snouckaert van Schauburo, R.] tjber eine anscheinend wenig 
bekannte Form v.on Pants cazruhms. T. c. pp. 75 & 76. \Paridcei\ 
660. . Vogelzugsdate und Notizeri. Aquila xii, pp. 288-297. 
661. S^emundsson, B. Zoologiske Meddelelser fra Island. Nogle ornith- 
ologiske Jagttagelser og Bemaerkninger. Vid. Medd. 1905, pp. 5-19. 
662. Staples-Browne, R. Experiments on heredity in Web-footed 
Pigeons. Rep. Brit. Ass. 1904, p. 595. [ Columbiformes . ] 
663. Stejneger, L, The birds of the genus Cinclus and their geographical 
distribution. Smithson. Collect, xlvii, pp. 421-430. \Gindidm\ 
664. •. Do birds migrate along their ancient immigration routes ? 
Condor vii, pp. 36-38. 
Stern, L. [See Battelli & Stern (33).] 
665. Stern. M. Ilistologischo Beitrago zur Sekretion der Burzoldriise 
Arch. Anat. 1905, pp. 299-311, Tar. xviii. 
666. Stockhard, C. R. Nesting habits of birds in Mississippi. Auk 
xxii, pp. 146-158, 273-288. 
667. Stone, Witmer. On a collection of birds and mammals from the 
Colorado Delta, Lower California. With field-notes by Samuel 
N. Rhoads. P. Ac. Philad. 1905, pp. 676-690. 
667a. . On a collection of birds from British East Africa obtained by 
Mr George L. Harrison, Jr. T. c. pp. 755-782. [Ny^me&r.] 
668. . Memoir of Samuel Washington Woodhouse. Cassinia 1904, 
pp. 1-5, pis. i & ii. 
669. . Report on the spring migration of 1904. T. c. pp. 46-62. 
670. Strong, R. M. Causes of blue and green in feathers. Biol. Bull, 
viii, pp. 237 & 238. 
671. . The metallic colors of feathers from the sides of the neck of 
the Domestic Pigeon. Mark Anniversary Volume, Art xiii, pp. 262- 
277, pi. xxii. [1903.] 
672. Stubbs, F. On the occurrence of the Pacific Eider in the Orkney 
Islands. Bull. B. O. C. xv, pp. 32 & 33. [ Anseriformes .] 
673. *- . The birds of the Oldham district. 8vo, pp. 1-20. 
674. Sushkin, P. Zur Morphologie des Vogelskelets. Vergleichende 
Osteologie der normalen Tagraubvogel (Accipitres) und die Fragen 
der Classification. (Mit 4 Taf.). Mem. Soc. Moscou xvi, pp. 1-247. 
[Accipitriform es. ] 
675. Swarth, H. S. Summer birds of the Papago Indian Reservation 
and the Santa Rita Mountains, Arizona. Condor vii, pp. 22-28, 
47-50, 77-81. 
676. Swenk, M. H. Notes on Nebraska birds. Auk xxii, pp. 319 & 320. 
677. Szielasko, A. Die Gestalt der Vogcleier. J. Ornith. 1905, 
pp. 273-297. 
678. Taverner, P. A. Additional records for South-eastern Michigan. 
Auk xxii, p. 89. 
679. . The origin of Kirtland’s Warbler. Ontario Nat. Sci. Bull, i, 
pp. 13-17. [Mniotiltidce.] 
680. Tegetmeier, W. B. Remains of a Blackbird found in intestinal 
canal of Kittiwake. Bull. B. 0. C. xv, pp. 88 & 89. [ Laridce .] 
