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Camponotus megalonyx
| Camponotus megalonyx | |
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| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Hymenoptera |
| Family: | Formicidae |
| Subfamily: | Formicinae |
| Tribe: | Camponotini |
| Genus: | Camponotus |
| Subgenus: | Myrmopalpella |
| Species: | C. megalonyx |
| Binomial name | |
| Camponotus megalonyx Wheeler, W.M., 1919
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| Synonyms | |
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This species nests in the thickened part of rattan leaves (Korthalsia spp.) (Yamane et al., 2021). It is the sole member of the subgenus Myrmopalpella.
Identification
Yamane et al. (2021): Worker caste highly polymorphic (total body length: 4–8.5 mm). Worker with a more or less saddle-shaped propodeum and deep metanotal groove; antennal scape and tibiae of all legs with erect hairs; in larger workers, particularly entire body densely minutely punctate or coriaceous.
Distribution
Distribution based on Regional Taxon Lists
Indo-Australian Region: Borneo (type locality), Indonesia, Malaysia.
Oriental Region: India.
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
Queen
    
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Nomenclature
The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.
- megalonyx. Camponotus (Myrmosphincta) megalonyx Wheeler, W.M. 1919e: 114 (s.w.) BORNEO (East Malaysia: Sarawak).
- Type-material: 2 syntype major workers, 2 syntype minor workers.
- Type-locality: Malaysia: Sarawak, Mujong River (W. Beebe).
- Type-depository: MCZC.
- Stärcke, 1934: 24 (q.m.).
- Combination in C. (Myrmopalpella): Stärcke, 1934: 30 (in text).
- Status as species: Stärcke, 1934: 20 (redescription); Wheeler, W.M. 1936e: 217; Chapman & Capco, 1951: 237; Bolton, 1995b: 110; Karmaly & Narendran, 2006: 85.
- Senior synonym of chalaconotus: Stärcke, 1934: 29; Wheeler, W.M. 1936e: 217 (in text); Chapman & Capco, 1951: 237; Bolton, 1995b: 111; Pfeiffer, et al. 2011: 37.
- Senior synonym of dracocephalus: Yamane, Hosoishi & Syaukani, 2021: 176.
- Distribution: Indonesia (Kalimantan, Sumatra), Malaysia (Sabah, Sarawak).
- chalaconotus. Camponotus (Orthonotomyrmex) chalaconotus Menozzi, 1929c: 430, figs. 1, 2 (s.) (no state data).
- Type-material: holotype major worker.
- Type-locality: unknown (Menozzi says, “without any precise indication of locality, but most probably from India (or Burma), since it came from the collection of the late Col. C.T. Bingham”).
- Type-depository: BMNH.
- [Misspelled as chalconotus by Wheeler, W.M. 1936e: 217 (in text); Chapman & Capco, 1951: 237.]
- Junior synonym of megalonyx: Stärcke, 1934: 29 (provisional); Wheeler, W.M. 1936e: 217 (in text); Chapman & Capco, 1951: 237; Bolton, 1995b: 91.
- dracocephalus. Camponotus (Tanaemyrmex) dracocephalus Stitz, 1938: 112, fig. 10 (q.) BORNEO (Indonesia: Kalimantan).
- Type-material: holotype queen.
- Type-locality: Indonesia: Kalimantan (“E Borneo”) (von Kühlwein).
- Type-depository: MNHU.
- Status as species: Chapman & Capco, 1951: 245; Bolton, 1995b: 97; Pfeiffer, et al. 2011: 37.
- Junior synonym of megalonyx: Yamane, Hosoishi & Syaukani, 2021: 177.
Description
References
- Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp. (page 110, catalogue)
- Stärcke, A. 1934. Un nouveau sous-genre de Camponotus (Hymenoptera Formicidae) de la Malaisie avec description de formes nouvelles, récoltées par M. F. G. Nainggolan. Zool. Meded. (Leiden) 17: 20-30.
- Wheeler, W. M. 1919f. The ants of Borneo. Bulletin of the Museum of Comparative Zoology 63: 43-147 (page 114, soldier, worker described)
- Wheeler, W. M. 1936f. Notes on some aberrant Indonesian ants of the subfamily Formicinae. Tijdschr. Entomol. 79: 217-221 (page 217, senior synonym of chalaconontus (provisional))
- Yamane, S., Hosoishi, S., Syaukani, S. 2021. Taxonomic notes on rattan-inhabiting ants of the genus Camponotus (Hymenoptera: Formicidae). Zoosystematica Rossica 30(2): 175-182 (doi:10.31610/zsr/2021.30.2.175).
- Yamane, S., Tanaka, H.O., Hasimoto, Y., Ohashi, M., Meleng, P., Itioka, T. 2021. A list of ants from Lambir Hills National Park and its vicinity, with their biological information: Part II. Subfamilies Leptanillinae, Proceratiinae, Amblyoponinae, Ponerinae, Dorylinae, Dolichoderinae, Ectatomminae and Formicinae. Contributions from the Biological Laboratory, Kyoto University 31, 87–157.
References based on Global Ant Biodiversity Informatics
- Chapman, J. W., and Capco, S. R. 1951. Check list of the ants (Hymenoptera: Formicidae) of Asia. Monogr. Inst. Sci. Technol. Manila 1: 1-327
- Pfeiffer M.; Mezger, D.; Hosoishi, S.; Bakhtiar, E. Y.; Kohout, R. J. 2011. The Formicidae of Borneo (Insecta: Hymenoptera): a preliminary species list. Asian Myrmecology 4:9-58
- Stitz H. 1938. Neue Ameisen aus dem indo-malayischen Gebiet. Sitzungsber. Ges. Naturforsch. Freunde Berl. 1938: 99-122.