Stereomyrmex horni

Nothing is known about the biology of .

Distribution based on Regional Taxon Lists
Oriental Region: Sri Lanka.

Castes
Bolton (2003) describes the queen as ergatoid

Nomenclature

 * . Stereomyrmex horni Emery, 1901f: 116, figs. (w.m.) SRI LANKA.
 * Type-material: syntype workers, syntype males (numbers not stated).
 * Type-locality: Sri Lanka (“Ceylon”): Bandarawella, 1899 (W. Horn).
 * Type-depository: MSNG.
 * Forel, 1908a: 3 (q.).
 * Status as species: Forel, 1903a: 699; Bingham, 1903: 219; Forel, 1908a: 3; Emery, 1922e: 120; Chapman & Capco, 1951: 173; Bolton, 1995b: 394; Bolton, 2003: 273; Dias, R.K.S. et al. 2020: 91.
 * Distribution: Sri Lanka.

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
 * Dias R. K. S. 2002. Current knowledge on ants of Sri Lanka. ANeT Newsletter 4: 17- 21.
 * Dias R. K. S. 2006. Current taxonomic status of ants (Hymenoptera: Formicidae) in Sri Lanka. The Fauna of Sri Lanka: 43-52. Bambaradeniya, C.N.B. (Editor), 2006. Fauna of Sri Lanka: Status of Taxonomy, Research and Conservation. The World Conservation Union, Colombo, Sri Lanka & Government of Sri Lanka. viii + 308pp.
 * Dias R. K. S., K. R. K. A. Kosgamage, and H. A. W. S. Peiris. 2012. The Taxonomy and Conservation Status of Ants (Order: Hymenoptera, Family: Formicidae) in Sri Lanka. In: The National Red List 2012 of Sri Lanka; Conservation Status of the Fauna and Flora. Weerakoon, D.K. & S. Wijesundara Eds., Ministry of Environment, Colombo, Sri Lanka. p11-19.
 * Dias R. K. S., and H. P. G. R. C. Ruchirani. 2014. Nest density of Aneuretus simoni Emery (Sri Lankan Relict Ant) and Stereomyrmex horni Emery in three forest regions in western and southern Sri Lanka. Asian Myrmecology 6: 83-90.
 * Dias R. K. S., and R. P. K. C. Rajapaksa. 2016. Geographic records of subfamilies, genera and species of ants (Hymenoptera: Formicidae) in the four climatic zones of Sri Lanka: a review. J. Sci. Univ. Kelaniya 11(2): 23-45.
 * Dias R. K. S.; Peiris, H. A. W. S.; Ruchirani, H. P. G. R. C. 2011. Discovery of Aneuretus simoni Emery in a disturbed forest in Kalutara, and Stereomyrmex horni Emery in Anuradhapura Sanctuary, Sri Lanka. Asian Myrmecology 4: 99-102.
 * Emery C. 1901. Ameisen gesammelt in Ceylon von Dr. W. Horn 1899. Deutsche Entomologische Zeitschrift 1901: 113-122.
 * Forel A. 1903. Les Formicides de l'Empire des Indes et de Ceylan. Part X. J. Bombay Nat. Hist. Soc. 14: 679-715.
 * Forel, A. 1908. Fourmis de Ceylan et d'Égypte récoltées par le Prof. E. Bugnion. Lasius carniolicus. Fourmis de Kerguelen. Pseudandrie? Strongylognathus testaceus. Bull. Soc. Vaudoise Sci. Nat. 44: 1-22