Francois' langur vs

Trachypithecus francoisi compared with Trichormus variabilis

Key Differences

• Francois' langur is Endangered while is Not Evaluated.

Taxonomic Classification

Rank	Francois' langur
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Chordata (Chordates)	Cyanobacteria (Cyanobacteria)
Class	Mammalia (Mammals)	Cyanobacteriia
Order	Primates (Primates)	Cyanobacteriales
Family	Cercopithecidae (Old World Monkeys)	Nostocaceae
Genus	Trachypithecus	Trichormus
Species	Trachypithecus francoisi	Trichormus variabilis

Conservation Status

Francois' langur

EN — Endangered

NE — Not Evaluated

Physical Characteristics

Attribute	Francois' langur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Francois' langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Trichormus variabilis is a filamentous, nitrogen-fixing cyanobacterium in the family Nostocaceae. It forms heterocysts — specialized nitrogen-fixing cells — within its trichomes and is found in freshwater, soil, and symbiotic associations. Its conservation status is not evaluated.