Humpback smooth hound vs Jolly’s Mouse Lemur

Mustelus whitneyi compared with Microcebus jollyae

Key Differences

• Humpback smooth hound is Critically Endangered while Jolly’s Mouse Lemur is Endangered.

Taxonomic Classification

Rank	Humpback smooth hound	Jolly’s Mouse Lemur
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Primates (Primates)
Family	Triakidae	Cheirogaleidae
Genus	Mustelus	Microcebus
Species	Mustelus whitneyi	Microcebus jollyae

Evolutionary Relationship

Humpback smooth hound and Jolly’s Mouse Lemur share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Humpback smooth hound

CR — Critically Endangered

Jolly’s Mouse Lemur

EN — Endangered

Physical Characteristics

Attribute	Humpback smooth hound	Jolly’s Mouse Lemur
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Humpback smooth hound

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate grasslands and steppes, and montane grasslands and shrublands, among 5 distinct biome types within the Neotropic biogeographic realm.

Range

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

Jolly’s Mouse Lemur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.