Camponotus keihitoi

This arboreal species nests in dead twigs on standing trees (Japanese Ant Image Database).

Identification
Radchenko (1997) - Closely related to Camponotus quadrinotatus, being distinguished by the absence of erect hairs on the propodeum.

Distribution based on Regional Taxon Lists
Palaearctic Region: China, Japan.

Nomenclature

 * . Camponotus fallax var. keihitoi Forel, 1913e: 663 (w.q.) JAPAN.
 * [Misspelled as keihikoi by Azuma, 1951: 89, Azuma, 1953: 5, Azuma, 1977: 116.]
 * As unavailable (infrasubspecific) name: Emery, 1925b: 118.
 * Subspecies of caryae: Azuma, 1951: 89; Chapman & Capco, 1951: 234; Azuma, 1953: 5; Onoyama, 1980: 201.
 * Status as species: Terayama & Satoh, 1990b: 532; Morisita, et al. 1991: 43; Bolton, 1995b: 106; Radchenko, 1997b: 704; Terayama, 1999b: 30 (in key); Imai, et al. 2003: 37; Guénard & Dunn, 2012: 28.
 * Senior synonym of teranishii: Terayama & Satoh, 1990b: 532; Bolton, 1995b: 106; Imai, et al. 2003: 37.
 * tokyoensis. Camponotus tokyoensis Teranishi, 1915: 137, fig. (w.) JAPAN.
 * [Junior primary homonym of Camponotus (Myrmamblys) itoi r. tokioensis Ito, 1912: 341.]
 * Replacement name: Camponotus (Myrmentoma) caryae var. teranishii Wheeler, W.M. 1928d: 118.
 * teranishii. Camponotus (Myrmentoma) caryae var. teranishii Wheeler, W.M. 1928d: 118.
 * Replacement name for Camponotus tokyoensis Teranishi, 1915: 137. [Junior primary homonym of Camponotus (Myrmamblys) itoi r. tokioensis Ito, 1912: 341.]
 * Subspecies of caryae: Chapman & Capco, 1951: 234; Onoyama, 1980: 201.
 * Junior synonym of keihitoi: Terayama & Satoh, 1990b: 532; Bolton, 1995b: 126; Imai, et al. 2003: 37.

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
 * Choi B.M., K. Ogata, and M. Terayama. 1993. Comparative studies of ant faunas of Korea and Japan. 1. Faunal comparison  among islands of Southern Korean and northern Kyushu, Japan. Bull. Biogeogr. Soc. Japan 48(1): 37-49.
 * Guénard B., and R. R. Dunn. 2012. A checklist of the ants of China. Zootaxa 3558: 1-77.
 * Harada Y., S. Haruguchi, T. Iwasaki, K. Onishi, Y. Tashiro, and Sk Yamane. 2010. Ants from Japanese cherry trees, Prunus x yedoensis, in public parks in Kagoshima, southwestern Japan. Bull. Biogeogr. Soc. Japan 65: 169-179.
 * Hisamatsu M. 2004. List of Hymenoptera Recorded in Ibaraki Prefecture. Bulletin of Ibaraki Nature Museum 7: 125-164.
 * Hosoichi S., M. Yoshimura, Y. Kuboki, and K. Ogata. 2007. Ants from Yakushima Island, Kagoshima Prefecture. Ari 30: 47-54.
 * Hosoishi S. 2006. Ant fauna of Noko Island. pp99-107. In: The floristic and faunistic surveys of the Noko Island.
 * Hosoishi S., M. Yoshimura, Y. Kuboki, and K. Ogata. 2007. Ants from Yakushima Island, Kagoshima Prefecture. Ari 30: 47-54.
 * Kubota S., and M. Terayama. 1982. Ant fauna of Kanagawa Prefecture, Japan (IV) Ants of Kakio. Kanagawa-chuho (Journal of the Kanagawa Entomologists Association) 21-28.
 * Matsumura S. and Yamane Sk. 2012. Species composition and dominant species of ants in Jigenji Park, Kagoshima City, Japan. Nature of Kagoshima 38: 99107
 * Matsumura S., and S. Yamane. 2012. Species composition and dominant species of ants in Jigenji Park, Kagoshima City, Japan. Nature of Kagoshima 38: 99-107.
 * Menozzi C. 1940. Contribution à la faune myrmécologique du Japon. Mushi. 13: 11-12.
 * Ogata. K., Touyama, Y. and Choi, B. M. 1994. Ant fauna of Hiroshima Prefecture, Japan. ARI Reports of the Myrmecologists Society (Japan) 18: 18-25
 * Park S. H., S. Hosoishi, K. Ogata, and Y. Kuboki. 2014. Clustering of ant communities and indicator species analysis using self-organizing maps. Comptes Rendus Biologies http://dx.doi.org/10.1016/j.crvi.2014.07.003
 * Sato T., N. Tsurusaki, K. Hamaguchi, and K. Kinomura. 2010. Ant fauna of Tottori prefecture, Honshu, Japan. Bulletin of the Tottori Prefectural Museum 47: 27-44.
 * Shimazaki, A. and Miyashita, T. 2005. Variable dependence on detrital and grazing food webs by generalist predators: aerial insects and web spiders. Ecography 28: 485-495.
 * So, Ha, Seong, Jin, Park, Joon and Byung, and Kim, Jin. 2002. Comparitive Ant Faunas between Seonyudo and Seven other Islands of West Sea in Korea. Korean Journal of Entomology. 32:75-79.
 * Terayama M. 1992. Structure of ant communities in East Asia. A. Regional differences and species richness. Bulletin of the Bio-geographical Society of Japan 47: 1-31.
 * Terayama M., K. Ogata, and B.M. Choi. 1994. Distribution records of ants in 47 prefectures of Japan. Ari (report of the Myrmecologists Society of Japan) 18: 5-17.
 * Terayama M., S. Kubota, and K. Eguchi. 2014. Encyclopedia of Japanese ants. Asakura Shoten: Tokyo, 278 pp.
 * Terayama M., and S. Kubota. 2002. Ants of Tokyo, Japan. ARI 26: 1-32.
 * Yamane S. S. Fukumoto, Y. Maeda, and Y. Sato. 2017. Records of ants from Kakeroma-jima, the Amami Islands, Japan. Bull. Biogeogr. Soc. Japan 71, 131-137.
 * Yamane S., S. Ikudome, and M. Terayama. 1999. Identification guide to the Aculeata of the Nansei Islands, Japan. Sapporo: Hokkaido University Press, xii + 831 pp. pp, 138-317.
 * Yamane S., Y. Harada, and K. Eguchi. 2013. Classification and ecology of ants. Natural history of ants in Southern Kyushu. 200 pages
 * Yamane S.; Ikudome, S.; Terayama, M. 1999. Identification guide to the Aculeata of the Nansei Islands, Japan. Sapporo: Hokkaido University Press, xii + 831 pp. pp138-317.