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. Bonner zoologische Monographien. Zoology. 72. Foto 6: Sommergoldhähnchen: Variationsbreite innerhalb eines Geleges. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Bonn, Zoologisches Forschungsinstitut und Museum Alexander Koenig
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Keywords: ., bookcentury1900, bookcollectionbiodiversity, booksubjectzoology