Beech Pigmy vs Narrow-barred Pigmy

Stigmella hemargyrella compared with Stigmella centifoliella

Key Differences

• Beech Pigmy is Least Concern while Narrow-barred Pigmy is Vulnerable.

Taxonomic Classification

Rank	Beech Pigmy	Narrow-barred Pigmy
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Arthropoda (arthropodes)	Arthropoda (arthropodes)
Class same	Insecta (insecte)	Insecta (insecte)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family same	Nepticulidae	Nepticulidae
Genus same	Stigmella	Stigmella
Species	Stigmella hemargyrella	Stigmella centifoliella

Evolutionary Relationship

Beech Pigmy and Narrow-barred Pigmy share a common ancestor at the Genus level: Stigmella.

Conservation Status

Beech Pigmy

LC — Least Concern

Narrow-barred Pigmy

VU — Vulnerable

Physical Characteristics

Attribute	Beech Pigmy	Narrow-barred 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.

Narrow-barred Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden