Black-edged Marble vs Colorful Pericote

Endothenia nigricostana compared with Auliscomys pictus

Key Differences

• Black-edged Marble is Near Threatened while Colorful Pericote is Least Concern.

Taxonomic Classification

Rank	Black-edged Marble	Colorful Pericote
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Tortricidae	Cricetidae
Genus	Endothenia	Auliscomys
Species	Endothenia nigricostana	Auliscomys pictus

Evolutionary Relationship

Black-edged Marble and Colorful Pericote share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black-edged Marble

NT — Near Threatened

Colorful Pericote

LC — Least Concern

Physical Characteristics

Attribute	Black-edged Marble	Colorful Pericote
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-edged Marble

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

Colorful Pericote

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Black-edged Marble

The Black-edged Marble (Endothenia nigricostana) is a species in the genus Endothenia. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats. Distributed across Belgium, Denmark, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Colorful Pericote

<em>Auliscomys pictus</em>, the colorful pericote, is a rodent in the family Cricetidae within the diverse South American assemblage of sigmodontine mice. This species is assessed as Least Concern by the IUCN and is associated with diverse terrestrial and aquatic ecosystems. Pericotes of the genus <em>Auliscomys</em> are typically inhabitants of high-altitude Andean environments, including puna grasslands, rocky slopes, and shrublands above the treeline. The colourful pelage suggested by the common name may reflect variation between the dorsal and ventral fur colouration typical of many Andean small mammals, providing countershading against open sky and substrate backgrounds. Like other small Andean rodents, <em>Auliscomys pictus</em> is likely omnivorous to herbivorous in diet, consuming seeds, plant material, and occasionally invertebrates. These rodents serve as important prey items for Andean raptors, foxes, and mustelids, occupying a central trophic position in high-altitude ecosystems. Limited survey data from specific countries have been recorded for this species. Biological traits of this species remain poorly documented in the scientific literature.