Black-stemmed Goldendrop vs Merriam’s Pocket Mouse

Onosma nigricaulis compared with Perognathus merriami

Key Differences

• Black-stemmed Goldendrop is Critically Endangered while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Black-stemmed Goldendrop	Merriam’s Pocket Mouse
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Boraginales (Boraginales)	Rodentia (Rodents)
Family	Boraginaceae	Heteromyidae
Genus	Onosma	Perognathus
Species	Onosma nigricaulis	Perognathus merriami

Conservation Status

Black-stemmed Goldendrop

CR — Critically Endangered

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Black-stemmed Goldendrop	Merriam’s Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-stemmed Goldendrop

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Black-stemmed Goldendrop

The Black-stemmed Goldendrop (Onosma nigricaulis) is a species in the genus Onosma. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.