Crematogaster schencki

AntWiki: The Ants --- Online
Crematogaster schencki
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Crematogastrini
Genus: Crematogaster
Species: C. schencki
Binomial name
Crematogaster schencki
Forel, 1891

Crematogaster schencki casent0101475 profile 1.jpg

Crematogaster schencki casent0101475 dorsal 1.jpg

Specimen labels

Identification

Blaimer (2010, 2012c) - A member of the Crematogaster hova group.

Distribution

Latitudinal Distribution Pattern

Latitudinal Range: -15.56666667° to -20.777°.

 
North
Temperate
North
Subtropical
Tropical South
Subtropical
South
Temperate

Distribution based on Regional Taxon Lists

Malagasy Region: Madagascar (type locality).

Distribution based on AntMaps

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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

Crematogaster schencki casent0101662 head 1.jpgCrematogaster schencki casent0101662 profile 1.jpgCrematogaster schencki casent0101662 profile 2.jpgCrematogaster schencki casent0101662 dorsal 1.jpgCrematogaster schencki casent0101662 label 1.jpg
Male (alate). Specimen code casent0101662. Photographer April Nobile, uploaded by California Academy of Sciences. Owned by MHNG, Geneva, Switzerland.
Crematogaster schencki casent0101748 head 1.jpgCrematogaster schencki casent0101748 head 2.jpgCrematogaster schencki casent0101748 profile 1.jpgCrematogaster schencki casent0101748 dorsal 1.jpgCrematogaster schencki casent0101748 label 1.jpg
Lectotype of Crematogaster schenckiWorker. Specimen code casent0101748. Photographer Nick Olgeirson, uploaded by California Academy of Sciences. Owned by MHNG, Geneva, Switzerland.
Crematogaster schencki casent0101763 head 1.jpgCrematogaster schencki casent0101763 head 2.jpgCrematogaster schencki casent0101763 profile 1.jpgCrematogaster schencki casent0101763 profile 2.jpgCrematogaster schencki casent0101763 dorsal 1.jpgCrematogaster schencki casent0101763 dorsal 2.jpgCrematogaster schencki casent0101763 label 1.jpg
Queen (alate/dealate). Specimen code casent0101763. Photographer Nick Olgeirson, uploaded by California Academy of Sciences. Owned by MHNG, Geneva, Switzerland.
Crematogaster schencki casent0101786 head 1.jpgCrematogaster schencki casent0101786 profile 1.jpgCrematogaster schencki casent0101786 dorsal 1.jpgCrematogaster schencki casent0101786 label 1.jpg
Worker. Specimen code casent0101786. Photographer April Nobile, uploaded by California Academy of Sciences. Owned by MHNG, Geneva, Switzerland.
Crematogaster schencki casent0102956 head 1.jpgCrematogaster schencki casent0102956 profile 1.jpgCrematogaster schencki casent0102956 dorsal 1.jpgCrematogaster schencki casent0102956 label 1.jpg
Worker. Specimen code casent0102956. Photographer April Nobile, uploaded by California Academy of Sciences. Owned by NHMUK, London, UK.
Crematogaster schencki casent0172822 head 1.jpgCrematogaster schencki casent0172822 profile 1.jpgCrematogaster schencki casent0172822 dorsal 1.jpgCrematogaster schencki casent0172822 label 1.jpg
Worker. Specimen code casent0172822. Photographer April Nobile, uploaded by California Academy of Sciences. Owned by MCZ, Cambridge, MA, USA.

Nomenclature

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

  • schencki. Crematogaster schenki Forel, 1891b: 182, pl. 6, fig. 2 (w.q.) MADAGASCAR.
    • Type-material: lectotype worker (by designation of Blaimer, 2010: 17), paralectotype workers, paralectotype queens (numbers not stated).
    • Type-locality: lectotype Madagascar: Imerina, Antananarivo, Andrangoloaka, “central Madagascar” (Hildebrand); paralectotypes with same data, or from same locality but collected by Camboué or Sikora.
    • Type-depositories: MHNG (lectotype), MHNG, MNHU (paralectotypes).
    • [Justified emendation of spelling to schencki: Wheeler, W.M. 1911f: 161.]
    • Combination in C. (Decacrema): Forel, 1910a: 18; Forel, 1910f: 9.
    • Status as species: Dalla Torre, 1893: 85; Emery, 1895f: 343; Forel, 1904b: 372; Forel, 1907g: 78; Emery, 1922e: 138; Wheeler, W.M. 1922a: 1026; Bolton, 1995b: 162.
    • Member of hova complex: Blaimer, 2010: 17.
    • Distribution: Madagascar.

Description

References

  • Forel, A. 1891c. Les Formicides. [part]. In: Grandidier, A. Histoire physique, naturelle, et politique de Madagascar. Volume XX. Histoire naturelle des Hyménoptères. Deuxième partie (28e fascicule). Paris: Hachette et Cie, v + 237 pp. (page 182, pl. 6, fig. 2 worker, queen described)
  • Forel, A. 1910a. Glanures myrmécologiques. Ann. Soc. Entomol. Belg. 54: 6-32 (page 18, Combination in C. (Decacrema))
  • Forel, A. 1910e. Zoologische und anthropologische Ergebnisse einer Forschungsreise im westlichen und zentralen Südafrika ausgeführt in den Jahren 1903-1905 von Dr. Leonhard Schultze. Vierter Band. Systematik und Tiergeographie. D) Formicidae. Denkschr. M (page 9, Combination in C. (Decacrema))

References based on Global Ant Biodiversity Informatics

  • Fisher B. L. 1996. Ant diversity patterns along an elevational gradient in the Réserve Naturelle Intégrale d'Andringitra, Madagascar. Fieldiana Zoology (n.s.)85: 93-108
  • Fisher B. L. 1997. Biogeography and ecology of the ant fauna of Madagascar (Hymenoptera: Formicidae). Journal of Natural History 31: 269-302.
  • Fisher B. L. 1999. Ant diversity patterns along an elevational gradient in the Réserve Naturelle Intégrale d'Andohahela, Madagascar. Fieldiana Zoology (n.s.)94: 129-147
  • Fisher B. L. 2003. Formicidae, ants. Pp. 811-819 in: Goodman, S. M.; Benstead, J. P. (eds.) 2003. The natural history of Madagascar. Chicago: University of Chicago Press, xxi + 1709 pp.
  • Forel A. 1904. Note sur les fourmis du Musée Zoologique de l'Académie Impériale des Sciences à St. Pétersbourg. Ezheg. Zool. Muz. 8: 368-388.
  • Forel A. 1907. Ameisen von Madagaskar, den Comoren und Ostafrika. Wissenschaftliche Ergebnisse. Reise in Ostafrika 2: 75-92.
  • 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.
  • Wheeler W. M. 1922. Ants of the American Museum Congo expedition. A contribution to the myrmecology of Africa. IX. A synonymic list of the ants of the Malagasy region. Bulletin of the American Museum of Natural History 45: 1005-1055