Black Crystalwort vs Cottontop Tamarin

Riccia nigrella compared with Saguinus oedipus

Key Differences

• Black Crystalwort is Not Evaluated while Cottontop Tamarin is Critically Endangered.

Taxonomic Classification

Rank	Black Crystalwort	Cottontop Tamarin
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Marchantiophyta (liverwort)	Chordata (Chordates)
Class	Marchantiopsida (Marchantiopsida)	Mammalia (Mammals)
Order	Marchantiales (Marchantiales)	Primates (Primates)
Family	Ricciaceae	Callitrichidae
Genus	Riccia	Saguinus
Species	Riccia nigrella	Saguinus oedipus

Conservation Status

Black Crystalwort

NE — Not Evaluated

Cottontop Tamarin

CR — Critically Endangered

Physical Characteristics

Attribute	Black Crystalwort	Cottontop Tamarin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Crystalwort

Habitat

Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region.

Range

Distributed across Chile, Japan, New Zealand, Norway, and Portugal.

Cottontop Tamarin

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Colombia. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Black Crystalwort

The Black Crystalwort (Riccia nigrella) is a species in the genus Riccia. Native to Asia and Europe and Oceania, inhabiting ecosystems characteristic of the region. Distributed across Chile, Japan, New Zealand, Norway, and Portugal.