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Insektenbörse (Alfred Kernen, 1915)

Insektenbörse (Alfred Kernen, 1916)

Insektenbörse (Alfred Kernen, 1917)

Insektenbörse (Alfred Kernen, 1918)

Insektenbörse (Alfred Kernen, 1919)

Insektenbörse (Alfred Kernen, 1920)

Insektenbörse (Alfred Kernen, 1921)

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The Journal of arachnology - American Arachnological Society (American Arachnological Society, 1975)

The Journal of arachnology - American Arachnological Society (American Arachnological Society, 1977)

The Journal of arachnology - American Arachnological Society (American Arachnological Society, 1978)