Bog Hoverfly vs Caucasian Alder

Eristalis cryptarum compared with Alnus subcordata

Key Differences

• Bog Hoverfly is Extinct while Caucasian Alder is Least Concern.

Taxonomic Classification

Rank	Bog Hoverfly	Caucasian Alder
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Diptera (Diptera)	Fagales (Beeches & Oaks)
Family	Syrphidae	Betulaceae
Genus	Eristalis	Alnus
Species	Eristalis cryptarum	Alnus subcordata

Conservation Status

Bog Hoverfly

EX — Extinct

Caucasian Alder

LC — Least Concern

Physical Characteristics

Attribute	Bog Hoverfly	Caucasian Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bog Hoverfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Caucasian Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Bog Hoverfly

The Bog Hoverfly (Eristalis cryptarum) is a species in the genus Eristalis. It is currently classified as Extinct on the IUCN Red List. Distributed across Belgium, Denmark, Norway, and Sweden.

Caucasian Alder

The Caucasian Alder (Alnus subcordata) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.