Autumn Snowflake vs False Bruce Spanworm

Acis autumnalis compared with Macaria loricaria

Key Differences

Autumn Snowflake is Least Concern while False Bruce Spanworm is Near Threatened.

Taxonomic Classification

Rank	Autumn Snowflake	False Bruce Spanworm
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Liliopsida (Monocots)	Insecta (Insects)
Order	Asparagales (Asparagales)	Lepidoptera (Butterflies & Moths)
Family	Amaryllidaceae	Geometridae
Genus	Acis	Macaria
Species	Acis autumnalis	Macaria loricaria

Conservation Status

Autumn Snowflake

LC — Least Concern

False Bruce Spanworm

NT — Near Threatened

Physical Characteristics

Attribute	Autumn Snowflake	False Bruce Spanworm
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Autumn Snowflake

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found in Norway.

False Bruce Spanworm

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Denmark, Norway, Sweden, and United States. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Autumn Snowflake

The Autumn Snowflake (Acis autumnalis) is a species in the genus Acis. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.