Amazonian Marsh Rat vs cavernous crystalwort

Holochilus sciureus compared with Riccia cavernosa

Key Differences

• Amazonian Marsh Rat is Least Concern while cavernous crystalwort is Endangered.

Taxonomic Classification

Rank	Amazonian Marsh Rat	cavernous crystalwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Marchantiophyta (liverwort)
Class	Mammalia (Mammals)	Marchantiopsida (Marchantiopsida)
Order	Rodentia (Rodents)	Marchantiales (Marchantiales)
Family	Cricetidae	Ricciaceae
Genus	Holochilus	Riccia
Species	Holochilus sciureus	Riccia cavernosa

Conservation Status

Amazonian Marsh Rat

LC — Least Concern

cavernous crystalwort

EN — Endangered

Physical Characteristics

Attribute	Amazonian Marsh Rat	cavernous crystalwort
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazonian Marsh Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

cavernous crystalwort

Habitat

Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Europe (6 countries), North America (United States), and South America (Brazil). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Amazonian Marsh Rat

The Amazonian Marsh Rat (Holochilus sciureus) is a species in the genus Holochilus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

cavernous crystalwort

The Cavernous crystalwort (Riccia cavernosa) is a species in the genus Riccia. It is currently classified as Endangered on the IUCN Red List. Native to Europe and North America and South America, inhabiting ecosystems characteristic of the region.