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Crematogaster kneri
| Crematogaster kneri | |
|---|---|
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| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Hymenoptera |
| Family: | Formicidae |
| Subfamily: | Myrmicinae |
| Tribe: | Crematogastrini |
| Genus: | Crematogaster |
| Species: | C. kneri |
| Binomial name | |
| Crematogaster kneri Mayr, 1862
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| Subspecies | |
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Taylor et al. (2018) reports this species nesting in dead wood and under bark on trees, including cocoa where it was moderately common and would nest in old dry cherelles. It constructs tents of vegetable debris over Homoptera (pseudococcids), and forages on native trees, coffee and kola, Terminalia laxiflora and Acacia dudgeoni.
Identification
A member of the Crematogaster kneri group.
Distribution
Latitudinal Distribution Pattern
Latitudinal Range: 6.15° to -29°.
| North Temperate |
North Subtropical |
Tropical | South Subtropical |
South Temperate |
- Source: AntMaps
Distribution based on Regional Taxon Lists
Afrotropical Region: Benin, Ghana (type locality), Nigeria, Senegal.
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. |
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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. |
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Biology
Castes
Images from AntWeb
   
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| Syntype of Crematogaster kneri behanzini. Worker. Specimen code casent0912803. Photographer Z. Lieberman, uploaded by California Academy of Sciences. | Owned by NHMB, Basel, Switzerland. |
   
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| Syntype of Crematogaster kneri dakarensis. Worker. Specimen code casent0912804. Photographer Z. Lieberman, uploaded by California Academy of Sciences. | Owned by NHMB, Basel, Switzerland. |
   
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| Syntype of Crematogaster kneri funerea. Worker. Specimen code casent0912805. Photographer Z. Lieberman, uploaded by California Academy of Sciences. | Owned by NHMB, Basel, Switzerland. |
   
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| Syntype of Crematogaster kneri pronotalis. Worker. Specimen code casent0912806. Photographer Z. Lieberman, uploaded by California Academy of Sciences. | Owned by NHMB, Basel, Switzerland. |
Nomenclature
The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.
- kneri. Crematogaster kneri Mayr, 1862: 764 (w.) GHANA.
- Type-material: holotype worker.
- Type-locality: Ghana (“Gold Coast”): Akwapim Mts (no collector’s name).
- Type-depository: NMHW.
- Forel, 1913a: 125 (q.).
- Combination in C. (Sphaerocrema): Santschi, 1918d: 182.
- Status as species: Mayr, 1863: 404; Roger, 1863b: 36; Dalla Torre, 1893: 82; Emery, 1895h: 27; Emery 1897e: 598; Forel, 1910e: 433; Forel, 1913a: 125; Arnold, 1920a: 525; Emery, 1922e: 153; Wheeler, W.M. 1922a: 846; Santschi, 1926b: 224; Menozzi, 1942: 169; Prins, 1963: 102; Bolton, 1995b: 155.
- Distribution: Democratic Republic of Congo, Ghana, Ivory Coast, Nigeria.
- Current subspecies: nominal plus behanzini, dakarensis, funerea, pronotalis.
Description
References
- Arnold, G. 1920a. A monograph of the Formicidae of South Africa. Part IV. Myrmicinae. Ann. S. Afr. Mus. 14: 403-578 (page 527, see also)
- Forel, A. 1913a. Fourmis de Rhodesia, etc. récoltées par M. G. Arnold, le Dr. H. Brauns et K. Fikendey. Ann. Soc. Entomol. Belg. 57: 108-147 (page 125, queen described)
- Mayr, G. 1862. Myrmecologische Studien. Verh. K-K. Zool.-Bot. Ges. Wien 12: 649-776 (page 764, worker described)
- Santschi, F. 1918d. Sous-genres et synoymies [sic] de Cremastogaster (Hym. Formic.). Bull. Soc. Entomol. Fr. 1918: 182-185 (page 182, Combination in C. (Sphaerocrema))
- Taylor, B., Agoinon, N., Sinzogan, A., Adandonon, A., Kouaguou, Y. N., Bello, S., Wargui, R., Anato, F., Ouagoussounon, I., Houngbo, H., Tchibozo, S., Todjihounde, R., Vayssieres, J.F. 2018. Records of ants (Hymenoptera: Formicidae) from the Republic of Benin, with particular reference to the mango farm ecosystem. Journal of Insect Biodiversity 8(1): 6-29 (doi:10.12976/jib/2018.08.1.2).
References based on Global Ant Biodiversity Informatics
- Arnold G. 1920. A monograph of the Formicidae of South Africa. Part IV. Myrmicinae. Annals of the South African Museum. 14: 403-578.
- Diame L., B. Taylor, R. Blatrix, J. F. Vayssieres, J. Y. Rey, I. Grechi, and K. Diarra. 2017. A preliminary checklist of the ant (Hymenoptera, Formicidae) fauna of Senegal. Journal of Insect Biodiversity 5(15): 1-16.
- Forel A. 1910. Note sur quelques fourmis d'Afrique. Annales de la Société Entomologique de Belgique 54: 421-458.
- Forel A. 1913. Fourmis de Rhodesia, etc. récoltées par M. G. Arnold, le Dr. H. Brauns et K. Fikendey. Annales de la Société Entomologique de Belgique 57: 108-147.
- Majer J. D. 1976. The ant mosaic in Ghana cocoa farms: further structural considerations. Journal of Applied Ecology 13: 145-155.
- Majer J. D. 1976. The influence of ants and ant manipulation on the cocoa farm fauna. The journal of Applied Ecology 13(1): 157-175.
- Medler J. T. 1980: Insects of Nigeria - Check list and bibliography. Mem. Amer. Ent. Inst. 30: i-vii, 1-919.
- Prins A. J. 1963. A list of the ants collected in the Kruger National Park with notes on their distribution. Koedoe 6: 91-108.
- Soulié J., and L. D. Dicko. 1965. La répartition des genres de fourmis de la tribu des "Cremastogastrini" dans la faune éthiopienne et malgache. Hymenoptera - Formicoidea - Myrmicidae. Ann. Univ. Abidjan Sér. Sci. 1: 85-106.
- Taylor B. 1979. Ants of the Nigerian Forest Zone (Hymenoptera: Formicidae). III. Myrmicinae (Cardiocondylini to Meranoplini). Cocoa Research Institute of Nigeria Research Bulletin 6: 1-65.
- Taylor B., N. Agoinon, A. Sinzogan, A. Adandonon, Y. N'Da Kouagou, S. Bello, R. Wargui, F. Anato, I. Ouagoussounon, H. Houngbo, S. Tchibozo, R. Todjhounde, and J. F. Vayssieres. 2018. Records of ants (Hymenoptera: Formicidae) from the Republic of Benin, with particular reference to the mango farm ecosystem. Journal of Insect Biodiversity 8(1): 006–029.
- Wheeler W. M. 1922. Ants of the American Museum Congo expedition. A contribution to the myrmecology of Africa. VIII. A synonymic list of the ants of the Ethiopian region. Bulletin of the American Museum of Natural History 45: 711-1004