Active gray pine needle aphid vs small tortoiseshell

Eulachnus rileyi compared with Aglais urticae

Key Differences

• Active gray pine needle aphid is Not Evaluated while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Active gray pine needle aphid	small tortoiseshell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order	Hemiptera (Hemiptera)	Lepidoptera (Butterflies & Moths)
Family	Aphididae	Nymphalidae (Brush-footed Butterflies)
Genus	Eulachnus	Aglais
Species	Eulachnus rileyi	Aglais urticae

Evolutionary Relationship

Active gray pine needle aphid and small tortoiseshell share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Active gray pine needle aphid

NE — Not Evaluated

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Active gray pine needle aphid	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Active gray pine needle aphid

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Widely distributed across Africa (Malawi), Asia (Taiwan), Europe (8 countries), North America (United States), and South America (Chile).

small tortoiseshell

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (41 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Active gray pine needle aphid

The Active gray pine needle aphid (Eulachnus rileyi) is a species in the genus Eulachnus. This species inhabits Typically found in virtually all terrestrial and freshwater habitats, found across Belgium, Chile, Denmark, France, and Malawi.

small tortoiseshell

small tortoiseshell (Aglais urticae) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

Shared Countries

Both species can be found in 8 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden 🇬🇧 United Kingdom