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Ecology and Lifestyle
ISBN 0800883241
Xifactinus was a huge
Do you struggle with finding a decent sized Woolly Mammoth to display
Dimetrodon Jaw Section | Texas minerals Ecology and LifestyleDimetrodon sp. Permian Nocona Formation Archer County, Texas Specimen approx. size: 9mm x 8mm x 4mm Comes in an 1. 25" acrylic case One of the most notable characteristics of Dimetrodon is the large sail on its back, created by long spines that stretch out from its vertebrae. This creature walked on four legs and had a curved skull with a variety of large teeth of different sizes lining its jaws. Its distinctive sail may have served to stabilize its
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