Henbane Flea Beetle vs Merriam’s Pocket Mouse

Psylliodes hyoscyami compared with Perognathus merriami

Key Differences

• Henbane Flea Beetle is Extinct while Merriam’s Pocket Mouse is Least Concern.

Taxonomic Classification

Rank	Henbane Flea Beetle	Merriam’s Pocket Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Coleoptera (Beetles)	Rodentia (Rodents)
Family	Chrysomelidae	Heteromyidae
Genus	Psylliodes	Perognathus
Species	Psylliodes hyoscyami	Perognathus merriami

Evolutionary Relationship

Henbane Flea Beetle and Merriam’s Pocket Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Henbane Flea Beetle

EX — Extinct

Merriam’s Pocket Mouse

LC — Least Concern

Physical Characteristics

Attribute	Henbane Flea Beetle	Merriam’s Pocket Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Henbane Flea Beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden.

Merriam’s Pocket Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.