Brook-Side Alder vs Spotted Thorius

Alnus serrulata compared with Thorius spilogaster

Key Differences

• Brook-Side Alder is Least Concern while Spotted Thorius is Critically Endangered.

Taxonomic Classification

Rank	Brook-Side Alder	Spotted Thorius
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Amphibia (Amphibians)
Order	Fagales (Beeches & Oaks)	Caudata (Caudata)
Family	Betulaceae	Plethodontidae
Genus	Alnus	Thorius
Species	Alnus serrulata	Thorius spilogaster

Conservation Status

Brook-Side Alder

LC — Least Concern

Spotted Thorius

CR — Critically Endangered

Physical Characteristics

Attribute	Brook-Side Alder	Spotted Thorius
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook-Side Alder

Habitat

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

Range

Distributed across Canada and United States.

Spotted 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.

Brook-Side Alder

The Brook-Side Alder (Alnus serrulata) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.