Marbled Knot-horn vs Warted Knot-Horn

Acrobasis marmorea compared with Acrobasis repandana

Key Differences

• Marbled Knot-horn is Vulnerable while Warted Knot-Horn is Least Concern.

Taxonomic Classification

Rank	Marbled Knot-horn	Warted Knot-Horn
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Arthropoda (节肢动物门)	Arthropoda (节肢动物门)
Class same	Insecta (昆蟲綱)	Insecta (昆蟲綱)
Order same	Lepidoptera (鱗翅目)	Lepidoptera (鱗翅目)
Family same	Pyralidae	Pyralidae
Genus same	Acrobasis	Acrobasis
Species	Acrobasis marmorea	Acrobasis repandana

Evolutionary Relationship

Marbled Knot-horn and Warted Knot-Horn share a common ancestor at the Genus level: Acrobasis.

Conservation Status

Marbled Knot-horn

VU — Vulnerable

Warted Knot-Horn

LC — Least Concern

Physical Characteristics

Attribute	Marbled Knot-horn	Warted Knot-Horn
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Marbled Knot-horn

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Warted Knot-Horn

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden