Beech Pigmy vs Water-avens Pigmy

Stigmella hemargyrella compared with Stigmella pretiosa

Key Differences

• Beech Pigmy is Least Concern while Water-avens Pigmy is Near Threatened.

Taxonomic Classification

Rank	Beech Pigmy	Water-avens Pigmy
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (artrópodos)	Arthropoda (artrópodos)
Class same	Insecta (insecto)	Insecta (insecto)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family same	Nepticulidae	Nepticulidae
Genus same	Stigmella	Stigmella
Species	Stigmella hemargyrella	Stigmella pretiosa

Evolutionary Relationship

Beech Pigmy and Water-avens Pigmy share a common ancestor at the Genus level: Stigmella.

Conservation Status

Beech Pigmy

LC — Least Concern

Water-avens Pigmy

NT — Near Threatened

Physical Characteristics

Attribute	Beech Pigmy	Water-avens Pigmy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beech Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Water-avens Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Beech Pigmy

The Beech Pigmy (Stigmella hemargyrella) is a species in the genus Stigmella. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden