arrow-head scale vs California alder

Unaspis yanonensis compared with Alnus rhombifolia

Key Differences

• arrow-head scale is Not Evaluated while California alder is Least Concern.

Taxonomic Classification

Rank	arrow-head scale	California alder
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Hemiptera (Hemiptera)	Fagales (Beeches & Oaks)
Family	Diaspididae	Betulaceae
Genus	Unaspis	Alnus
Species	Unaspis yanonensis	Alnus rhombifolia

Conservation Status

arrow-head scale

NE — Not Evaluated

California alder

LC — Least Concern

Physical Characteristics

Attribute	arrow-head scale	California alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arrow-head scale

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Asia (Japan, Taiwan) and Europe (6 countries).

California alder

Habitat

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

Range

Found in Canada.

arrow-head scale

The Arrow-head scale, Unaspis yanonensis, is a species. Typically found in virtually all terrestrial and freshwater habitats.

California alder

The California alder (Alnus rhombifolia) 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.