What is "leopoldamys"

Leopoldamys is a genus of rodent in the family Muridae. It contains the following species:

• Sundaic mountain long-tailed giant rat (Leopoldamys ciliatus)
• Edwards's long-tailed giant rat (Leopoldamys edwardsi)
• Millet's long-tailed giant rat (Leopoldamys milleti)
• Neill's long-tailed giant rat (Leopoldamys neilli)
• Long-tailed giant rat (Leopoldamys sabanus)
• Mentawai long-tailed giant rat (Leopoldamys siporanus)