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A Tooth of Zeuglodon, One of the 'Yoke Teeth,' from which it derives the name

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A Tooth of Zeuglodon, One of the 'Yoke Teeth,' from which it derives the name.jpg Koch's Hydrarchus. Composed of Portions of the Skeletons of Several ZeuglodonsThumbnailsNature's Four Methods of Making a Wing - Bat, Pteryodactyl, Archæopteryx, and Modern BirdKoch's Hydrarchus. Composed of Portions of the Skeletons of Several ZeuglodonsThumbnailsNature's Four Methods of Making a Wing - Bat, Pteryodactyl, Archæopteryx, and Modern BirdKoch's Hydrarchus. Composed of Portions of the Skeletons of Several ZeuglodonsThumbnailsNature's Four Methods of Making a Wing - Bat, Pteryodactyl, Archæopteryx, and Modern BirdKoch's Hydrarchus. Composed of Portions of the Skeletons of Several ZeuglodonsThumbnailsNature's Four Methods of Making a Wing - Bat, Pteryodactyl, Archæopteryx, and Modern BirdKoch's Hydrarchus. Composed of Portions of the Skeletons of Several ZeuglodonsThumbnailsNature's Four Methods of Making a Wing - Bat, Pteryodactyl, Archæopteryx, and Modern Bird
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The best Zeuglodon, the first to show the vestigial hind legs and to make clear other portions of the structure, is in the United States National Museum

Author
Animals of the Past
By Frederic A. Lucas
Published in 1901
Available from gutenberg.org
Dimensions
400*680
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