Fletcher scale vs small tortoiseshell

Parthenolecanium fletcheri compared with Aglais urticae

Key Differences

• Fletcher scale is Not Evaluated while small tortoiseshell is Near Threatened.

Taxonomic Classification

Rank	Fletcher scale	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	Coccidae	Nymphalidae (Brush-footed Butterflies)
Genus	Parthenolecanium	Aglais
Species	Parthenolecanium fletcheri	Aglais urticae

Evolutionary Relationship

Fletcher scale and small tortoiseshell share a common ancestor at the Class level: Insecta. (Insects)

Conservation Status

Fletcher scale

NE — Not Evaluated

small tortoiseshell

NT — Near Threatened

Physical Characteristics

Attribute	Fletcher scale	small tortoiseshell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fletcher scale

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (20 countries) and North America (United States).

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.

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 20 countries:

🇦🇹 Austria 🇧🇪 Belgium 🇧🇬 Bulgaria 🇭🇷 Croatia 🇨🇿 Czech Republic 🇩🇰 Denmark 🇪🇪 Estonia 🇫🇷 France 🇩🇪 Germany 🇭🇺 Hungary 🇱🇻 Latvia 🇳🇱 Netherlands 🇳🇴 Norway 🇵🇱 Poland 🇷🇴 Romania 🇷🇺 Russia 🇸🇰 Slovakia 🇸🇪 Sweden 🇨🇭 Switzerland 🇬🇧 United Kingdom