Complex sentence: The Razor-backed musk turtle ("Sternotherus carinatus") is a species of turtle native to the United States, in the states of Oklahoma, Arkansas, Mississippi, Texas, Florida and Louisiana.
Split into simpler sentences: The razor-backed musk turtle ("Sternotherus carinatus") is a species of turtle native to the United States. It is found in the states of Oklahoma, Arkansas, Mississippi, Texas, Florida and Louisiana.