Cryptopone taivanae

Distribution based on Regional Taxon Lists
Oriental Region: Taiwan. Palaearctic Region: China.

Nomenclature

 *  taivanae. Euponera (Trachymesopus) taivanae Forel, 1913f: 184 (q.) TAIWAN. Combination in Cryptopone: Brown, 1963: 6; in Pachycondyla: Mackay & Mackay, 2010: 3 (by implication as Cryptopone synonymised with Pachycondyla); in Cryptopone: Schmidt & Shattuck, 2014: 185. Senior synonym of takahashii: Terayama, 2009: 108.
 * takahashii. Euponera (Trachymesopus) takahashii Wheeler, W.M. 1930a: 94 (q.) TAIWAN. Combination in Cryptopone: Brown, 1963: 6. Junior synonym of taivanae: Terayama, 2009: 108.

Queen
Wheeler (1930) - Length: 1.8-4 mm.

Somewhat smaller and more slender than the female of Cryptopone sauteri Wheeler of Japan; head more rectangular, with the eyes distinctly larger and nearer the anterior border of the head. Antennal scapes thicker and distinctly shorter. Mesonotum more flattened; epinotum much more rectangular and less: rounded in profile. Petiole shorter, with more anteroposteriorly compressed scale; the anteroventral projection of the petiole in the form of a tr.mslucent lamina, as in sauteri. Pilosity much less developed; head, thorax, scapes and legs without erect or oblique hairs; pubescence very fine, golden yellow. Color decidedly darker than in sauteri; head blackish brown; mandibles red; thorax and abdomen dark brown; petiole, thoracic sutures, borders of anterior gastric segments and whole of apical segments, as well as the antennae and legs, reddish brown. Wings distinctly and uniformly infuscated, with dark brown veins and pterostigma.

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. 1913. H. Sauter's Formosa-Ausbeute: Formicidae II. Arch. Naturgesch. (A)79(6): 183-202
 * Guénard B., and R. R. Dunn. 2012. A checklist of the ants of China. Zootaxa 3558: 1-77.
 * Hua Li-zhong. 2006. List of Chinese insects Vol. IV. Pages 262-273. Sun Yat-sen university Press, Guangzhou. 539 pages.
 * Li Z.h. 2006. List of Chinese Insects. Volume 4. Sun Yat-sen University Press
 * Terayama M. 2009. A synopsis of the family Formicidae of Taiwan (Insecta: Hymenoptera). Research Bulletin of Kanto Gakuen University. Liberal Arts 17:81-266.
 * Terayama Mamoru. 2009. A synopsis of the family Formicidae of Taiwan (Insecta, Hymenoptera). The Research Bulletin of Kanto Gakuen University 17: 81-266.
 * Terayama, M. 2009. A synopsis of the family Formicidae of Taiwan (Insecta; Hymenoptera). The Research Bulletin of Kanto Gakuen University 17: 81-266.
 * Terayama. M. and Inoue. N. 1988. Ants collected by the members of the Soil Zoological Expedition to Taiwan. ARI Reports of the Myrmecologists Society (Japan) 18: 25-28
 * Wheeler W. M. 1929. Ants collected by Professor F. Silvestri in Formosa, the Malay Peninsula and the Philippines. Bollettino del Laboratorio di Zoologia Generale e Agraria della Reale Scuola Superiore d'Agricoltura. Portici 24: 27-64.
 * Wheeler W. M. 1930. Formosan ants collected by Dr. R. Takahashi. Proceedings of the New England Zoological Club 11: 93-106.
 * Xu Z., Zeng G., Liu T.-Y. and He Y.-F.. 1999. [A study on communities of Formicidae ants in different subtypes of vegetation in Xishuangbanna District of China.] Zoological Research 20: 118-125