Chalcosoma

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Hexapoda
Classis: Insecta
Cladus: Dicondylia
Subclassis: Pterygota
Cladus: Metapterygota
Infraclassis: Neoptera
Cladus: Eumetabola
Cladus: Endopterygota
Superordo: Coleopterida
Ordo: Coleoptera
Subordo: Polyphaga
Infraordo: Scarabaeiformia
Superfamilia: Scarabaeoidea

Familia: Scarabaeidae
Subfamilia: Dynastinae
Tribus: Dynastini
Genus: Chalcosoma
Species (5): C. argreggs – C. atlas – C. chiron – C. engganensis – C. moellenkampi
Name

Chalcosoma Hope, 1837: 86

Type species:

References
Primary references

Hope, F.W., 1837: The coleopterist’s manual, containing the Lamellicorn insects of Linneus and Fabricius. Henry G. Bohn, London, pp. i-xiii + 15–121 + [1], pls. 1–3. [original description: p. 86]

Links

Schoolmeesters, P. 2017. Scarabs: World Scarabaeidae Database (version Jul 2016). In: Roskov Y., Abucay L., Orrell T., Nicolson D., Bailly N., Kirk P., Bourgoin T., DeWalt R.E., Decock W., De Wever A., Nieukerken E. van, Zarucchi J., Penev L., eds. 2017. Species 2000 & ITIS Catalogue of Life, 30th January 2017. Digital resource at www.catalogueoflife.org/col. Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-8858. Reference page. [accessed on Jun 9, 2017]

Chalcosoma is a genus of Southeast Asian rhinoceros beetles. They are known as three horned rhinoceros beetles for their trident like horn. They are endemic to Southeast Asia.

Species

Biolib lists four species:[1]

Chalcosoma atlas
Chalcosoma chiron - this species of a senior synonym of:
Chalcosoma caucasus and
Chalcosoma janssensi
Chalcosoma moellenkampi
Chalcosoma engganensis