Autumn Snowflake vs Brown Widow

Acis autumnalis compared with Latrodectus geometricus

Key Differences

Autumn Snowflake is Least Concern while Brown Widow is Not Evaluated.

Taxonomic Classification

Rank	Autumn Snowflake	Brown Widow
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Liliopsida (Monocots)	Arachnida (Arachnids)
Order	Asparagales (Asparagales)	Araneae (Araneae)
Family	Amaryllidaceae	Theridiidae
Genus	Acis	Latrodectus
Species	Acis autumnalis	Latrodectus geometricus

Conservation Status

Autumn Snowflake

LC — Least Concern

Brown Widow

NE — Not Evaluated

Physical Characteristics

Attribute	Autumn Snowflake	Brown Widow
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.

Brown Widow

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Widely distributed across Africa (South Africa), Asia (Japan), Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Peru).

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.

Brown Widow

The Brown Widow (Latrodectus geometricus) is a species in the genus Latrodectus. Typically found in terrestrial habitats from forests to deserts. Its geographic range includes widely distributed across africa (south africa), asia (japan), europe (7 countries), north america (united states), and south america (colombia, ecuador, peru).