Ichthyomys

Ichthyomys is a genus of semiaquatic Neotropical rodents in the family Cricetidae.^[1] It contains the following species:^[2]

• Crab-eating rat (Ichthyomys hydrobates)
• Ecuadorean crab-eating rat (I. orientalis)
• Pine's crab-eating rat (I. pinei)
• Pittier's crab-eating rat (I. pittieri)
• Stolzmann's crab-eating rat (I. stolzmanni)
• Tweedy's crab-eating rat (I. tweedii)

Ichthyomys
Stolzmann's crab-eating rat (I. stolzmanni)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Rodentia
Family:	Cricetidae
Subfamily:	Sigmodontinae
Subtribe:	Ichthyomyina
Genus:	Ichthyomys Thomas, 1893
Type species
Ichthyomys stolzmanni
Species
Ichthyomys hydrobates Ichthyomys orientalis Ichthyomys pinei Ichthyomys pittieri Ichthyomys stolzmanni Ichthyomys tweedii

Members of the genus tend to be nocturnal and live along fast-flowing streams, where they feed on freshwater invertebrates such as crabs.^[3]