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harvard university ernst mayr library pictorial works arachnida arachnid fish museum of comparative zoology naturgeschichte in bildern : mit erläuterndem text / von professor dr. strack. lief. 4. (heft 33-56). fische.die arachniden : getreu nach der natur abgebildet und beschrieben bd.1-4 (1831), plates 1-144 zoology

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