Platythyrea tricuspidata

AntWiki: The Ants --- Online
Platythyrea tricuspidata
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Ponerinae
Tribe: Platythyreini
Genus: Platythyrea
Species group: parallela
Species: P. tricuspidata
Binomial name
Platythyrea tricuspidata
Emery, 1900

Platythyrea tricuspidata casent0281865 p 1 high.jpg

Platythyrea tricuspidata casent0281865 d 1 high.jpg

Specimen Labels

At a Glance • Gamergate  


Keys including this Species


Latitudinal Distribution Pattern

Latitudinal Range: 3.258333333° to 3.258333333°.

Tropical South

Distribution based on Regional Taxon Lists

Indo-Australian Region: Borneo, Indonesia (type locality), Malaysia.
Oriental Region: Thailand.

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.




Images from AntWeb

Platythyrea tricuspidata casent0903799 h 1 high.jpgPlatythyrea tricuspidata casent0903799 p 1 high.jpgPlatythyrea tricuspidata casent0903799 d 1 high.jpgPlatythyrea tricuspidata casent0903799 l 1 high.jpg
Syntype of Platythyrea tricuspidataWorker. Specimen code casent0903799. Photographer Will Ericson, uploaded by California Academy of Sciences. Owned by MSNG, Genoa, Italy.


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

  • tricuspidata. Platythyrea tricuspidata Emery, 1900d: 665 (w.) INDONESIA (Sumatra).
    • Type-material: holotype worker.
    • Type-locality: Indonesia: Sumatra, Si Rambé (E. Modigliani).
    • Type-depository: MSNG.
    • Imai, et al. 1984: 67 (k.).
    • Status as species: Forel, 1901f: 338; Emery, 1911d: 30; Chapman & Capco, 1951: 49; Brown, 1975: 9, 50; Bolton, 1995b: 336; Jaitrong & Nabhitabhata, 2005: 37; Pfeiffer, et al. 2011: 57; Phengsi, et al. 2018: 98 (in key).
    • Senior synonym of penangensis: Brown, 1975: 9; Bolton, 1995b: 337.
    • Distribution: Indonesia (Kalimantan, Sumatra), Malaysia (Peninsula, Sabah), Thailand.
  • penangensis. Platythyrea tricuspidata subsp. penangensis Wheeler, W.M. 1929g: 29 (q.) WEST MALAYSIA (Penang I.).
    • Type-material: holotype queen.
    • Type-locality: Malaysia: Penang I. (F. Silvestri).
    • Type-depository: MCZC.
    • [Misspelled as penagensis by Chapman & Capco, 1951: 49.]
    • Subspecies of tricuspidata: Chapman & Capco, 1951: 49.
    • Junior synonym of tricuspidata: Brown, 1975: 9; Bolton, 1995b: 337.



  • 2n = 96 (Malaysia) (Imai et al., 1983) (Corrected for 2n=92-94 in Imai 1990).
  • 2n = 92 (Malaysia) (Imai et al., 1990).
  • 2n = 93 (Malaysia) (Imai et al., 1990).
  • n = 47, 2n = 94 (Malaysia) (Imai et al., 1992; Mariano et al., 2015).


References based on Global Ant Biodiversity Informatics

  • Brown W. L., Jr. 1975. Contributions toward a reclassification of the Formicidae. V. Ponerinae, tribes Platythyreini, Cerapachyini, Cylindromyrmecini, Acanthostichini, and Aenictogitini. Search Agric. (Ithaca N. Y.) 5(1): 1-115.
  • 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
  • Emery C. 1911. Hymenoptera. Fam. Formicidae. Subfam. Ponerinae. Genera Insectorum 118: 1-125.
  • Emery C. Formiche raccolte da Elio Modigliani in Sumatra, Engano e Mentawei. Annali del Museo Civico di Storia Naturale 40: 661-722.
  • Emery, C. "Formiche raccolte da Elio Modigliani in Sumatra, Engano e Mentawei." Annali del Museo Civico di Storia Naturale Giacomo Doria (Genova) (2) 20, no. 40 (1900): 661-722.
  • Forel A. 1901. Nouvelles espèces de Ponerinae. (Avec un nouveau sous-genre et une espèce nouvelle d'Eciton). Revue Suisse de Zoologie 9: 325-353.
  • Hashimoto Y., Y. Morimoto, and M. Mohamed. 2003. Species List of Ground and Leaf Litter Ants Collected in Lower Kinabatangan. Pp 13-18. In Lower Kinabatangan Scientific Expedition 2002, 176 pp. ISBN-13: 983-2369-11-8
  • Jaitrong W.; Nabhitabhata, J. 2005. A list of known ant species of Thailand. The Thailand Natural History Museum Journal 1(1): 9-54.
  • Kishimoto-Yamata K., F. Hyodo, M. Matsuoka, Y. Hashimoto, M. Kon, T. Ochi, S. Yamane, R. Ishii, and T. Itioka. 2012. Effects of remnant primary forests on ant and dung beetle species diversity in a secondary forest in Sarawak, Malaysia. Journal of Insect Conservation DOI 10.1007/s10841-012-9544-6
  • 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
  • Yamane S.; Nona, A. R. 1994. Ants from Lambir Hills National Park, Sarawak. Pp. 222-226 in: Inoue, T.; Hamid, A. A. (eds.) 1994. Plant reproductive systems and animal seasonal dynamics. Long-term study of dipterocarp forests in Sarawak. Kyoto: Center for Ecological Research, Kyoto University, vii + 255 pp.