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  1. Reports on the dredging operations off the west coast of Central America to the Galapagos, to the west coast of Mexico and in the Gulf of California, in charge of Alexander Agassiz, carried on by the von Rudolph Bergh. 13, Die Opisthobranchien /
    By: Bergh, Rudolph, - Agassiz, Alexander, - United States.
    Publication info: Cambridge, Mass., U.S.A. :Museum of Comparative Zoölogy,1894.
    Contributed by: Smithsonian Libraries
    Subjects: Albatross (Steamer)  Dredging (Biology)  Gastropoda, Fossil  Nudibranchia  Opisthobranchia, Fossil  Pacific Ocean  
    BHL Collections: Smithsonian Libraries
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