1. 
   Arsinoitherium
   Arsinoitherium was an early, rhinoceros-like mammal that lived during the early Oligocene (about 38 to 23 million years ago). Although it looked like a rhinoceros, it is more closely related to elephants. This large quadruped had 5-toed legs. It had 2 huge, conical, hollow horns made of bone on its ...
   Found op http://www.enchantedlearning.com/subjects/dinosaurs/glossary/
   
   
2. 
   Arsinoitherium
   genus of extinct large, primitive, hoofed mammals that have been found as fossils in Egypt in deposits of the Eocene Epoch (56 million to 34 million ...
   Found op http://www.britannica.com/eb/a-z/a/105
   
   
3. 
   arsinoitherium
   arsinoitherium An animal of an extinct genus of mammals, as large as the rhinoceros, with two large and two small horns.
   Found op http://www.wordinfo.info/words/index/info/view_unit/2678/
   
   
4. 
   Arsinoitherium
   Arsinoitherium is an extinct genus of paenungulate mammal related to elephants, sirenians, hyraxes and the extinct desmostylians, as well as to other extinct embrithopods. These species were rhinoceros-like herbivores that lived during the late Eocene and the early Oligocene of northern Africa from...
   Found op http://en.wikipedia.org/wiki/Arsinoitherium
   
   

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