Rhytidoponera impressa

One of very few species in this genus where queens reproduce.

Distribution based on Regional Taxon Lists
Australasian Region: Australia.

Castes
Queens (n=5 dissected) had 16-18 ovarioles; workers (n=4) had 4-6 ovarioles (C. Peeters, unpublished)

Nomenclature

 * . Ectatomma impressum Mayr, 1876: 92 (w.q.) AUSTRALIA (Queensland).
 * Type-material: syntype workers (number not stated), 1 syntype queen.
 * Type-locality: Australia: Queensland, Gayndah.
 * Type-depositories: MSNG, NHMW.
 * Wheeler, G.C. & Wheeler, J. 1952a: 124 (l.); Imai, Crozier & Taylor, 1977: 347 (k.).
 * Combination in E. (Rhytidoponera): Emery, in Dalla Torre, 1893: 24;
 * combination in Rhytidoponera (Chalcoponera): Emery, 1897d: 549.
 * Status as species: Emery, 1887b: 444; Dalla Torre, 1893: 24; Emery, 1911d: 39; Emery, 1912a: 77 (in key); Forel, 1915b: 14; Chapman & Capco, 1951: 25; Brown, 1954g: 5; Brown, 1958g: 203; Ward, 1980: 487 (redescription); Taylor & Brown, 1985: 44; Taylor, 1987a: 68; Bolton, 1995b: 379.
 * Distribution: Australia.

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
 * Forel A. 1915. Results of Dr. E. Mjöbergs Swedish Scientific Expeditions to Australia 1910-13. 2. Ameisen. Ark. Zool. 9(16): 1-119
 * Taylor R. W. 1987. A checklist of the ants of Australia, New Caledonia and New Zealand (Hymenoptera: Formicidae). CSIRO (Commonwealth Scientific and Industrial Research Organization) Division of Entomology Report 41: 1-92.
 * Ward P. S. 1980. A systematic revision of the Rhytidoponera impressa group (Hymenoptera: Formicidae) in Australia and New Guinea. Aust. J. Zool. 28: 475-498.