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Leach, William Elford: The zoological miscellany being descriptions of new, or interesting animals. Erster Bd. London 1814. Internet: https://books.google.de/books?id=CJc-AAAAcAAJ&printsec=frontcover&hl=de&source=gbs_ge_summary_r&cad=0#v=onepage&q&f=false.
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