Base-spotted Pigmy vs Brassy Pigmy

Stigmella basiguttella compared with Stigmella aeneofasciella

Key Differences

• Base-spotted Pigmy is Near Threatened while Brassy Pigmy is Least Concern.

Taxonomic Classification

Rank	Base-spotted Pigmy	Brassy Pigmy
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Arthropoda (สัตว์ขาปล้อง)	Arthropoda (สัตว์ขาปล้อง)
Class same	Insecta (แมลง)	Insecta (แมลง)
Order same	Lepidoptera (ผีเสื้อ)	Lepidoptera (ผีเสื้อ)
Family same	Nepticulidae	Nepticulidae
Genus same	Stigmella	Stigmella
Species	Stigmella basiguttella	Stigmella aeneofasciella

Evolutionary Relationship

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

Conservation Status

Base-spotted Pigmy

NT — Near Threatened

Brassy Pigmy

LC — Least Concern

Physical Characteristics

Attribute	Base-spotted Pigmy	Brassy 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.

Brassy 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.

Brassy Pigmy

The Brassy Pigmy (Stigmella aeneofasciella) 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