Big-headed rice rat may refer to either of two oryzomyine rodents:

• Euryoryzomys legatus, Tarija oryzomys
• Euryoryzomys russatus, russet oryzomys or russet rice rat

This disambiguation page lists articles associated with the title Big-headed rice rat.
If an internal link led you here, you may wish to change the link to point directly to the intended article.