Ichthyomyini
Ichthyomyini is a tribe of New World rats and mice in the subfamily Sigmodontinae. The species within this tribe share the characteristics of all being carnivorous semiaquatic rodents.
- Anotomys - aquatic rat
- Chibchanomys
- Ichthyomys - crab-eating rats
- Neusticomys - fish-eating rats
- Rheomys