Centric diatom vs Colombian Speckled Tree-rat

Cyclotella pseudostelligera compared with Pattonomys semivillosus

Key Differences

• Centric diatom is Not Evaluated while Colombian Speckled Tree-rat is Least Concern.

Taxonomic Classification

Rank	Centric diatom	Colombian Speckled Tree-rat
Kingdom	Chromista (Chromista)	Animalia (Animals)
Phylum	Ochrophyta (Ochrophyta)	Chordata (Chordates)
Class	Bacillariophyceae (Bacillariophyceae)	Mammalia (Mammals)
Order	Thalassiosirales (Thalassiosirales)	Rodentia (Rodents)
Family	Stephanodiscaceae	Echimyidae
Genus	Cyclotella	Pattonomys
Species	Cyclotella pseudostelligera	Pattonomys semivillosus

Conservation Status

Centric diatom

NE — Not Evaluated

Colombian Speckled Tree-rat

LC — Least Concern

Physical Characteristics

Attribute	Centric diatom	Colombian Speckled Tree-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Centric diatom

Habitat

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

Range

Found in United States.

Colombian Speckled Tree-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Centric diatom

The Centric Diatom (Cyclotella pseudostelligera) is a species in the genus Cyclotella. Found in United States.

Colombian Speckled Tree-rat

<em>Pattonomys semivillosus</em>, the Colombian speckled tree-rat, is an arboreal rodent in the family Echimyidae distributed within Colombia. Members of the genus <em>Pattonomys</em> are associated with tropical forest canopy habitats, where their semi-arboreal lifestyle allows exploitation of fruiting trees and epiphytic vegetation. The speckled pelage characteristic of this species likely provides camouflage within dappled forest light. <em>Pattonomys semivillosus</em> is currently listed as Least Concern by the IUCN, reflecting a population not considered to be under immediate threat of significant decline. However, like many forest-dependent Neotropical rodents, this species may be sensitive to deforestation and habitat fragmentation, which reduce connectivity between forest patches and limit access to food resources and mates. The species is presumed to feed primarily on plant matter, including seeds, fruits, and bark. Its ecological role likely includes seed dispersal within its forest habitat. Biological traits of this species remain poorly documented in the scientific literature.