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  The bird life of Texas - Harry Church Oberholser - Google Books

  https://books.google.de/books?redir_esc=y&hl=de&id=-4FFAQAAIAAJ&focus=searchwithinvolume&q=phasmorus

  Keine Beschreibung vorhanden.

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  Kaufman Field Guide to Butterflies of North America - Jim P. Brock, Kenn Kaufman - Google Books

  https://books.google.de/books?id=kxH-6rPPGpEC

  The most user-friendly butterfly guide ever published, still handy and compact, now updated with the very latest information- Follows the latest classification, recognizing more than forty additional species- Includes four new color plates of…

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