Black Marram Weevil vs Cottontop Tamarin

Otiorhynchus atroapterus compared with Saguinus oedipus

Key Differences

• Black Marram Weevil is Least Concern while Cottontop Tamarin is Critically Endangered.

Taxonomic Classification

Rank	Black Marram Weevil	Cottontop Tamarin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Coleoptera (Beetles)	Primates (Primates)
Family	Curculionidae	Callitrichidae
Genus	Otiorhynchus	Saguinus
Species	Otiorhynchus atroapterus	Saguinus oedipus

Evolutionary Relationship

Black Marram Weevil and Cottontop Tamarin share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Black Marram Weevil

LC — Least Concern

Cottontop Tamarin

CR — Critically Endangered

Physical Characteristics

Attribute	Black Marram Weevil	Cottontop Tamarin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Marram Weevil

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (12 countries).

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 Marram Weevil

The Black Marram Weevil (Otiorhynchus atroapterus) is a species in the genus Otiorhynchus. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.