Calyptomyrmex barak

Calyptomyrmex barak
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Hymenoptera
Family:	Formicidae
Subfamily:	Myrmicinae
Tribe:	Crematogastrini
Genus:	Calyptomyrmex
Species:	C. barak
Binomial name
Calyptomyrmex barak Bolton, 1981 Specimen Labels

Identification

Keys including this Species

• Key to Afrotropical Calyptomyrmex workers

Distribution

Latitudinal Distribution Pattern

Latitudinal Range: 6.433333397° to -2.283333333°.

North Temperate	North Subtropical	Tropical	South Subtropical	South Temperate

• Source: AntMaps

Distribution based on Regional Taxon Lists

Afrotropical Region: Gabon, Ghana (type locality), Ivory Coast, Nigeria, Rwanda, Uganda.

Distribution based on AntMaps

Distribution based on AntWeb specimens

Check data from AntWeb

Countries Occupied

Number of countries occupied by this species based on AntWiki Regional Taxon Lists. In general, fewer countries occupied indicates a narrower range, while more countries indicates a more widespread species.

Estimated Abundance

Relative abundance based on number of AntMaps records per species (this species within the purple bar). Fewer records (to the left) indicates a less abundant/encountered species while more records (to the right) indicates more abundant/encountered species.

Castes

Images from AntWeb

Holotype of Calyptomyrmex barak. Worker. Specimen code casent0900984. Photographer Will Ericson, uploaded by California Academy of Sciences.	Owned by NHMUK, London, UK.

Nomenclature

The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

• barak. Calyptomyrmex barak Bolton, 1981a: 62, figs. 28, 33 (w.q.) GHANA, NIGERIA, IVORY COAST, GABON.
  • Type-material: holotype worker, 5 paratype workers, 1 paratype queen.
  • Type-locality: holotype Ghana: Baudua, 27.viii.1969, rotten stump (D. Leston); paratypes: 3 workers with same data, 1 worker Nigeria: Gambari (= Cocoa Research Institute of Nigeria), 20.vi.1969, rotten log (B. Bolton), 1 worker Gabon: Plateau d’Ipassa, IPA 7 C1 (J.A. Barra), 1 queen Ivory Coast: Divo, 18.iii.1963, rainforest litter (L. Brader).
  • Type-depositories: BMNH (holotype); BMNH. MCZC, NHMB (paratypes).
  • Status as species: Bolton, 1995b: 83.
  • Distribution: Cameroon, Gabon, Ghana, Ivory Coast, Nigeria.

References

• Bolton, B. 1981a. A revision of the ant genera Meranoplus F. Smith, Dicroaspis Emery and Calyptomyrmex Emery (Hymenoptera: Formicidae) in the Ethiopian zoogeographical region. Bull. Br. Mus. (Nat. Hist.) Entomol. 42: 43-81. (page 62, figs. 28, 33 worker, queen described)
• Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp. (page 83, catalogue)

• Nsengimana, V., Hagenimana, T., Barakagwira, J., de Dieu Nsenganeza, J., Iradukunda, S. C., Majyambere, M., Kizungu, O. B., Nkundimana, A., Umutoni, D., Fabrice, R., Cyubahiro, B., Kouakou, L. M., Kolo, Y., Anale, J. S., Gómez, K., Dekoninck, W. 2023. Checklist of ant (Hymenoptera: Formicidae) species from Nyungwe Tropical Rain Forest, south-western Rwanda. Journal of East African Natural History 111(2), 69-81 (doi:10.2982/028.111.0203).

References based on Global Ant Biodiversity Informatics

• Bolton B. 1981. A revision of the ant genera Meranoplus F. Smith, Dicroaspis Emery and Calyptomyrmex Emery (Hymenoptera: Formicidae) in the Ethiopian zoogeographical region. Bull. Br. Mus. (Nat. Hist.) Entomol. 42: 43-81.
• CSIRO Collection