1. 
   Pachyrukhos
   Pachyrukhos was an early mammal that filled a niche similar to the one that modern-day rabbits inhabit. Pachyrukhos was about 1 foot (30 cm) long. It had large ears and eyes, a pointed snout, a short tail, short front limbs, and well-developed hind legs. It probably moved by hopping. This mammal was...
   Found op http://www.enchantedlearning.com/subjects/dinosaurs/glossary/
   
   
2. 
   Pachyrukhos
   Pachyrukhos is an extinct genus of mammal from the Oligocene and Miocene of South America. It was about 30 cm (1 ft) long and closely resembled a rabbit, possessing a short tail and long hind feet. Pachyrukhos was probably also able to hop, and it had a rabbit-like skull with teeth adapted for eati...
   Found op http://en.wikipedia.org/wiki/Pachyrukhos
   
   

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