Brown oak slender vs Dils’ Grayling

Acrocercops brongniardella compared with Pseudochazara orestes

Key Differences

• Brown oak slender is Least Concern while Dils’ Grayling is Vulnerable.

Taxonomic Classification

Rank	Brown oak slender	Dils’ Grayling
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Lepidoptera (Butterflies & Moths)	Lepidoptera (Butterflies & Moths)
Family	Gracillariidae	Nymphalidae (Brush-footed Butterflies)
Genus	Acrocercops	Pseudochazara
Species	Acrocercops brongniardella	Pseudochazara orestes

Evolutionary Relationship

Brown oak slender and Dils’ Grayling share a common ancestor at the Order level: Lepidoptera. (Butterflies & Moths)

Conservation Status

Brown oak slender

LC — Least Concern

Dils’ Grayling

VU — Vulnerable

Physical Characteristics

Attribute	Brown oak slender	Dils’ Grayling
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown oak slender

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (9 countries).

Dils’ Grayling

Habitat

Inhabits Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Bulgaria and Greece. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown oak slender

The Brown Oak Slender (Acrocercops brongniardella) is a species in the genus Acrocercops. 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 1 countries:

🇬🇷 Greece