Annual Report of the Board of Trustees of the Public Museum of the City of Milwaukee, Band 26,Teile 1907-1911

Cover
 

Andere Ausgaben - Alle anzeigen

Häufige Begriffe und Wortgruppen

Beliebte Passagen

Seite 35 - ... Fulgur and Sycotypus, and its bearing on our knowledge of the succession of species in time is a summary of studies carried on for some years in various museums, especially the National Museum at Washington, the museums of the Academy of Natural Sciences and of the Wagner Free Institute, at Philadelphia the American Museum of Natural History, the Museum of Comparative Zoology at Cambridge, and the museum of the Boston Society of Natural History. To the officers of all these Institutions I am...
Seite 36 - T. Is Mutation a factor in the Production of Vestigial Wings Among Insects?
Seite 44 - In the last days of May and the first days of June, the effects produced were slight and momentary.
Seite 56 - A preliminary list of the flies of Wisconsin, belonging to the families Bombyliidae.
Seite 36 - The Experimental Production of Germinal Variations, Methods, Precautions and Theory of Their Causation. (Lantern.) WL TOWER. Some Stages in the Embryology of Certain Degenerate Phoridae and the Supposedly Hermaphroditic Genus Termitoxenia. (Lantern.) CT BRUES. Report on Some Experiments in Transplanting Species of Leptinotarsa into New Habitats, with Remarks upon the Significance of the Mode. (Lantern.) WL TOWER. Suggestions for a Natural Classification of the Family Lymnaeidae. (Lantern.) FRANK...
Seite 116 - Catalogue of a Collection of Rocks and Minerals, from Natal and Zululand, arranged stratigraphically.
Seite 38 - It is hoped that within a reasonable time it will be possible to supply the prison dining room with this variety of meat frequently.
Seite 68 - International Catalogue of Scientific Literature " published by the Royal Society of London, for the International Council.

Bibliografische Informationen