Ethereal Domecap vs Merriam’s Pocket Mouse

Lyophyllum eustygium compared with Perognathus merriami

Key Differences

Ethereal Domecap is Endangered while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Ethereal Domecap	Merriam’s Pocket Mouse
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Agaricales (Gilled Mushrooms)	Rodentia (Rodents)
Family	Lyophyllaceae	Heteromyidae
Genus	Lyophyllum	Perognathus
Species	Lyophyllum eustygium	Perognathus merriami

Conservation Status

Ethereal Domecap

EN — Endangered

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Ethereal Domecap	Merriam’s Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ethereal Domecap

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.