Stigmatomma quadratum

Stigmatomma quadratum
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Hymenoptera
Family:	Formicidae
Subfamily:	Amblyoponinae
Tribe:	Amblyoponini
Genus:	Stigmatomma
Species:	S. quadratum
Binomial name
	Stigmatomma quadratum; Karavaiev, 1935

Identification

Hamer et al. (2023), Fig. 12. Head comparison of Stigmatomma nr. quadratum group specimen collected in Hong Kong (A; ANTWEB1010961) to the holotypes of Stigmatomma quadratum (B; CASENT0916797, Flavia Esteves), S. reclinatum (C; CASENT0915649, Harald Bruckner), S. bellii (D; CASENT0102510, April Nobile), S. rothneyi (E; CASENT0102517, April Nobile) and S. crenatum (F; CASENT0104983, April Nobile). Stigmatomma feae holotype (CASENT0102126) not included here. Pictures available from www.antweb.org.
Hamer et al. (2023), Fig. 14. Genal tooth shapes, in full face view, across species within the Stigmatomma reclinatum group. Stigmatomma nr. quadratum (A; ANTWEB1010866), Stigmatomma quadratum (B; CASENT0916797, Flavia Esteves), S. reclinatum (C; ZRC_HYM_571.1), S. bellii (D; CASENT0102510, April Nobile), S. rothneyi (E; CASENT0102517, April Nobile) and S. crenatum (F; CASENT0104983, April Nobile). Stigmatomma feae holotype (CASENT0102126) not included here. Pictures available from www.antweb.org.

Keys including this Species

Key to Asian Stigmatomma

Distribution

Distribution based on Regional Taxon Lists

Oriental Region: Vietnam (type locality).

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.

Biology

Castes

Nomenclature

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

quadratum. Stigmatomma quadratum Karavaiev, 1935a: 58 (w.) VIETNAM.
- Type-material: holotype worker.
- Type-locality: Vietnam: Poulo Dama archipelago, Gulf of Siam (= Gulf of Thailand), S Phuquoe I. (= Phu Quoc I.), Nr 5673 (K. Davydov).
- Type-depository: SIZK.
- Combination in Amblyopone: Brown, 1960a: 169;
- combination in Stigmatomma: Yoshimura & Fisher, 2012a: 19.
- Status as species: Chapman & Capco, 1951: 25; Brown, 1960a: 169; Bolton, 1995b: 62; Xu, 2001d: 552 (in key); Xu & Chu, 2012: 1181 (in key).
- Distribution: Vietnam.

Description

References

Bolton, B. 1995b. A new general catalogue of the ants of the world. Cambridge, Mass.: Harvard University Press, 504 pp. (page 62, catalogue)
Brown, W. L., Jr. 1960a. Contributions toward a reclassification of the Formicidae. III. Tribe Amblyoponini (Hymenoptera). Bulletin of the Museum of Comparative Zoology 122: 143-230 (page 169, Combination in Amblyopone)
Hamer, M.T., Pierce, M.P., Guénard, B. 2023. The Amblyoponinae (Formicidae) of Hong Kong. Asian Myrmecology 16, e016005 (doi:10.20362/am.016005).
Karavaiev, V. 1935a. Neue Ameisen aus dem Indo-Australischen Gebiet, nebst Revision einiger Formen. Treubia 15: 57-118 (page 58, worker described)
Khachonpisitsak, S., Yamane, S., Sriwichai, P., Jaitrong, W. 2020. An updated checklist of the ants of Thailand (Hymenoptera, Formicidae). ZooKeys 998, 1–182 (doi:10.3897/zookeys.998.54902).
Radchenko, A.G., Fisher, B.L., Esteves, F.A., Martynova, E.V., Bazhenova, T.N., Lasarenko, S.N. 2023. Ant type specimens (Hymenoptera, Formicidae) in the collection of Volodymyr Opanasovych Karawajew. Communication 1. Dorylinae, Poneromorpha and Pseudomyrmecinae. Zootaxa, 5244(1), 1–32 (doi:10.11646/zootaxa.5244.1.1).
Yoshimura, M. & Fisher, B.L. 2012. A revision of male ants of the Malagasy Amblyoponinae (Hymenoptera: Formicidae) with resurrections of the genera Stigmatomma and Xymmer. PLoS ONE 7(3):e33325 (doi:10.1371/journal.pone.0033325).

References based on Global Ant Biodiversity Informatics

Brown W. L., Jr. 1960. Contributions toward a reclassification of the Formicidae. III. Tribe Amblyoponini (Hymenoptera). Bulletin of the Museum of Comparative Zoology 122: 143-230.
Chapman, J.W. and S.R. Capco. 1951. Check list of the ants (Hymenoptera: Formicidae) of Asia. Monographs of the Institute of Science and Technology (Manila) 1: 1- 327
Zryanin V. A. 2011. An eco-faunistic review of ants (Hymenoptera: Formicidae). In: Structure and functions of soil communities of a monsoon tropical forest (Cat Tien National Park, southern Vietnam) / A.V. Tiunov (Editor). – M.: KMK Scientific Press. 2011. 277 р.101-124.