Alder leaf beetle vs Smith's Thorius

Agelastica alni compared with Thorius smithi

Key Differences

• Alder leaf beetle is Least Concern while Smith's Thorius is Critically Endangered.

Taxonomic Classification

Rank	Alder leaf beetle	Smith's Thorius
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Amphibia (Amphibians)
Order	Coleoptera (Beetles)	Caudata (Caudata)
Family	Chrysomelidae	Plethodontidae
Genus	Agelastica	Thorius
Species	Agelastica alni	Thorius smithi

Evolutionary Relationship

Alder leaf beetle and Smith's Thorius share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Alder leaf beetle

LC — Least Concern

Smith's Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Alder leaf beetle	Smith's Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder leaf beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Smith's Thorius

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Alder leaf beetle

The Alder leaf beetle (Agelastica alni) is a species in the genus Agelastica. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.