| 1. | They are in the family Muridae, in the order Rodentia.
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| 2. | Porcupines are distributed into two evolutionary independent groups within the suborder Hystricomorpha of Rodentia.
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| 3. | Also depicted are Rodentia's Space Rangers.
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| 4. | The rodent clade corresponds to the order Rodentia, and insects to the class Insecta.
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| 5. | Rodentia is the most diverse mammalian family.
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| 6. | In fact, groundhogs are the largest member of the squirrel family, Sciuridae, in the order Rodentia.
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| 7. | AFAIK, defining features of Rodentia are the particular anatomy and physiology of teeth, jaws, and palate.
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| 8. | Muridae is indeed a valid family in Rodentia : Myomorpha, and indeed the largest extant family of mammals.
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| 9. | A new species of " Rattus " ( Rodentia : Muridae ) from Manus Island, Papua New Guinea.
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| 10. | Mustelids ( weasel-like animals ) are a family in order Carnivora, and not part of order Rodentia.
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