Elm Leech vs Grizzled Colilargo

Hypsizygus ulmarius compared with Oligoryzomys griseolus

Key Differences

• Elm Leech is Critically Endangered while Grizzled Colilargo is Least Concern.

Taxonomic Classification

Rank	Elm Leech	Grizzled Colilargo
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Rodentia (Rodents)
Family	Lyophyllaceae	Cricetidae
Genus	Hypsizygus	Oligoryzomys
Species	Hypsizygus ulmarius	Oligoryzomys griseolus

Conservation Status

Elm Leech

CR — Critically Endangered

Grizzled Colilargo

LC — Least Concern

Physical Characteristics

Attribute	Elm Leech	Grizzled Colilargo
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Elm Leech

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), and North America (United States). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Grizzled Colilargo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.