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  1. Presmykaiushchiiasia (Reptilia) = Reptiles (Reptilia) /
    By: Nikolskii, A. M. (Aleksandr Mikhailovich),
    Publication info: Petrograd :Akademiia nauk,1915-1916.
    Holding Institution: Smithsonian Libraries
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  2. Zemnovodn'iia (Amphibia) = Amphibiens (Amphibia) /
    By: Nikolskii, A. M. (Aleksandr Mikhailovich), - Rossiĭskai︠a︡ akademii︠a︡ nauk. Zoologicheskiĭ muzeĭ.
    Publication info: Petrograd :Akademiia Nauk,1918.
    Holding Institution: Smithsonian Libraries
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