Elm Button vs Miller’s Mastiff Bat

Acleris kochiella compared with Molossus pretiosus

Key Differences

• Elm Button is Vulnerable while Miller’s Mastiff Bat is Least Concern.

Taxonomic Classification

Rank	Elm Button	Miller’s Mastiff Bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Chiroptera (Bats)
Family	Tortricidae	Molossidae
Genus	Acleris	Molossus
Species	Acleris kochiella	Molossus pretiosus

Evolutionary Relationship

Elm Button and Miller’s Mastiff Bat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Elm Button

VU — Vulnerable

Miller’s Mastiff Bat

LC — Least Concern

Physical Characteristics

Attribute	Elm Button	Miller’s Mastiff Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Elm Button

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Miller’s Mastiff Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.