Single-Dotted Wave vs treble brown spot

Idaea dimidiata compared with Idaea trigeminata

Key Differences

• Single-Dotted Wave is Least Concern while treble brown spot is Near Threatened.

Taxonomic Classification

Rank	Single-Dotted Wave	treble brown spot
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Arthropoda (節足動物)	Arthropoda (節足動物)
Class same	Insecta (昆虫)	Insecta (昆虫)
Order same	Lepidoptera (チョウ目)	Lepidoptera (チョウ目)
Family same	Geometridae	Geometridae
Genus same	Idaea	Idaea
Species	Idaea dimidiata	Idaea trigeminata

Evolutionary Relationship

Single-Dotted Wave and treble brown spot share a common ancestor at the Genus level: Idaea.

Conservation Status

Single-Dotted Wave

LC — Least Concern

treble brown spot

NT — Near Threatened

Physical Characteristics

Attribute	Single-Dotted Wave	treble brown spot
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Single-Dotted Wave

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

treble brown spot

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇸🇪 Sweden