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  1. Abhandlungen zur vergleichenden Anatomie des Auges.
    By: Grenacher, Hermann, - University College, London.
    Publication info: Halle :Max Niemeyer,1884.
    Contributed by: UCL Library Services, University College London (UCL) (archive.org)
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  2. Abhandlungen zur vergleichenden Anatomie des Auges.
    By: Grenacher, Hermann, - University College, London.
    Publication info: Halle :Max Niemeyer,1886.
    Contributed by: UCL Library Services, University College London (UCL) (archive.org)
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  3. Untersuchungen über des Sehorgan der Arthropoden : insbesondere der Spinnen, Insecten und Crustaceen / von H. Grenacher.
    By: Grenacher, Hermann,
    Publication info: Göttingen :Vandenhoeck & Ruprecht,1879.
    Contributed by: Harvard University, MCZ, Ernst Mayr Library
    BHL Collections: Ernst Mayr Library of the MCZ, Harvard University
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