Verzeichnis der Schriften. 
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Urb an a. Illinois state laborator\ r of nat. history: Bul¬ 
letin, Vol. 7, Art. 5—7. 
Utrecht. Physiologisch laboratorium: Onderzoekingen, 
Reeks 5, No. 7. 
Venezia. R. Instituto Veneto: Atti, Ser. 8, T. 6, 7. 
Warschau. Annuaire geol. et mineral, de la Russie: 
Vol. 7, Livr. 9, 10; Vol. 8, Livr. 1 — 7. 
Washington. Smithsonian institution: Contributions to 
knowledge, Vol. 34, No. 1651; Annual report 1904; 
Rep. of the U. S. national museum for the year 1904. 
— Smithsonian institution. U. S. national museum: Bul¬ 
letin No. 54. 55: Proceedings, Vol. 28— 30; Contributions 
from the U S. nat. herbarium, Vol. 10, 11. 
— Smithsonian institution. Bureau of ethnology: — 
— Smithsonian institution. Astrophysical observatory: — 
— U. S. geological survev: Bulletins, No. 270—278; Mono- 
graphs, Vol 48; Annual report 26; Mineral resources 
1904; Professional paper, Nos. 34—45; Water supply 
and irrigation papers, Nos. 123—158. 
— U. S. departement of agriculture: Division of entom., 
Bulletin 55—61; Division of ornithol. and mamm., 
North Americ. Fauna, No. 26; Division of biol., Bulle¬ 
tin, Nos. 19-27; Monthly list of publications 1905, 11, 
12; 1906, 1 — 11; Biological survey, Circular. 51 — 54; 
Division of entomologv, Circular. 63—80; Bureau of 
entom. Technical Ser. No. 12, P. 1, 2; Library. Bulle¬ 
tin No. 55. 
Wellington. New Sealand institute: Transactions, 
Vol. 38, 1905. 
— Colonial museum and Geol. survey of New Zealand: 
Bulletin No. 1, 1905; Manual of the New Sealand Flora. 
1906. 
Wien. K K. Akademie der Wissenschaften, math.-naturw. 
Kl.: Sitzungsber. Bd. 114; Mitteilungen der Erdbeben- 
Komm., N. F. No. 28—30. 
— K. K. naturhist. Hofmuseum: Annalen, Bd. 20, No. 1—3; 
Jahresbericht 1904. 
— K. K. geol. Reichsanstalt; Jahrbuch, Bd. 56; Verhand¬ 
lungen, Jg*. 1905, No. 13—18; Jg. 1906, No. 1—13. 
— Verein z. Verbreitung naturwissenschaftl. Kenntnisse: 
Schriften, Bd. 46. 
— Iv. K. zool.-botan. Gesellschaft:. Verhandlungen, Bd. 55, 
Heft 9, 10; Bd. 56, Heft 1—9. 
— Entomolog. Verein: Jahresber. 16, 1905. 
