Base-spotted Pigmy vs Silver-barred Alder Pigmy

Stigmella basiguttella compared with Stigmella alnetella

Key Differences

• Base-spotted Pigmy is Near Threatened while Silver-barred Alder Pigmy is Least Concern.

Taxonomic Classification

Rank	Base-spotted Pigmy	Silver-barred Alder Pigmy
Kingdom same	Animalia (hayvan)	Animalia (hayvan)
Phylum same	Arthropoda (Eklem bacaklılar)	Arthropoda (Eklem bacaklılar)
Class same	Insecta (böcek)	Insecta (böcek)
Order same	Lepidoptera (Pul kanatlılar)	Lepidoptera (Pul kanatlılar)
Family same	Nepticulidae	Nepticulidae
Genus same	Stigmella	Stigmella
Species	Stigmella basiguttella	Stigmella alnetella

Evolutionary Relationship

Base-spotted Pigmy and Silver-barred Alder Pigmy share a common ancestor at the Genus level: Stigmella.

Conservation Status

Base-spotted Pigmy

NT — Near Threatened

Silver-barred Alder Pigmy

LC — Least Concern

Physical Characteristics

Attribute	Base-spotted Pigmy	Silver-barred Alder Pigmy
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Base-spotted Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Silver-barred Alder Pigmy

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Base-spotted Pigmy

The Base-spotted Pigmy (Stigmella basiguttella) is a species in the genus Stigmella. It is currently classified as Near Threatened 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