Beet Armyworm vs Brook Floater

Spodoptera exigua compared with Alasmidonta varicosa

Key Differences

• Beet Armyworm is Not Evaluated while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Beet Armyworm	Brook Floater
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Mollusca (Mollusks)
Class	Insecta (Insects)	Bivalvia (Bivalvia)
Order	Lepidoptera (Butterflies & Moths)	Unionida (Unionida)
Family	Noctuidae	Unionidae
Genus	Spodoptera	Alasmidonta
Species	Spodoptera exigua	Alasmidonta varicosa

Evolutionary Relationship

Beet Armyworm and Brook Floater share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Beet Armyworm

NE — Not Evaluated

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Beet Armyworm	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Beet Armyworm

Habitat

Inhabits tropical and subtropical dry broadleaf forests within the Afrotropic biogeographic realm.

Range

Widely distributed across Africa (8 countries), Asia (Taiwan, Yemen), Europe (5 countries), and North America (Mexico, United States).

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Beet Armyworm

The Beet Armyworm (Spodoptera exigua) is a species in the genus Spodoptera. Inhabits tropical and subtropical dry broadleaf forests within the Afrotropic biogeographic realm. The species is documented in scientific literature under the name Spodoptera exigua.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States