Yano, M. 1912a. On the slave-making ants and its allies in Japan. [In Japanese.]. Dobutsugaku Zasshi (Zoological Magazine) 24:121-130. PDF
Yano, M. 1912b. The number of species of ants. [In Japanese.]. Dobutsugaku Zasshi (Zoological Magazine) 24:362-363.
Yano, M. 1912c. Ants of Japan. [In Japanese.]. Rigakukai 9:649-654.

Notes: Not seen. Cited in Okano (1989:5).

Yano, M. 1912d. The scientific names of ants appeared in Japanese books of insects. [In Japanese.]. Dobutsugaku Zasshi (Zoological Magazine) 24:592-595. PDF
Yano, M. 1931. On the ants taken at Shiroyama, Kagoshima-Ken. [In Japanese.]. Shiseki Meisho Tennen Kinenbutsu 6:273-277. PDF

Notes: Not seen. Cited in Onoyama (1976) and Onoyama & Terayama (1994).

Yano, M. 1932. Family Formicidae. [In Japanese.]. Pp. 328-340 in: Esaki, T. et al. 1932. Nippon konchu zukan. Iconographia insectorum japonicorum. Editio prima. Tokyo: Hokuryukan, [5] + 97 + 123 + 15 + 2241 + 24 + 6 pp.
Yarrow, I. H. H. 1954a. The British ants allied to Formica fusca L. (Hym., Formicidae). Transactions of the Society for British Entomology 11:229-244. PDF
Yarrow, I. H. H. 1954b. Formica exsecta Nylander (Hym., Formicidae) in the British Isles. Entomologist's Monthly Magazine 90:183-185.
Yarrow, I. H. H. 1955a. The British ants allied to Formica rufa L. (Hym., Formicidae). Transactions of the Society for British Entomology 12:1-48. PDF
Yarrow, I. H. H. 1955b. The British Strongylognathus (Hym., Formicidae). Journal of the Society for British Entomology 5:114-115.
Yarrow, I. H. H. 1955c. The type species of the ant genus Myrmica Latreille. Proceedings of the Royal Entomological Society of London. Series B 24:113-115. PDF
Yarrow, I. H. H. 1956. Formica rufa L. (Hym., Formicidae) in Oxfordshire. Entomologist's Monthly Magazine 92:8.
Yarrow, I. H. H. 1967. On the Formicidae of the Azores. Boletim do Museu Municipal do Funchal 21:24-32. PDF
Yasumatsu, K. 1935. Further notes on the hymenopterous fauna of the Yaeyama Group. Annotationes Zoologicae Japonenses 15:33-45. PDF

Notes: Ants pp. 34, 36.

Yasumatsu, K. 1940a. Contributions to the hymenopterous fauna of Inner Mongolia and North China. Transactions of the Sapporo Natural History Society 16:90-95. PDF

Notes: Ants p. 91.

Yasumatsu, K. 1940e. Ants from Kyusyu. [In Japanese.]. Kyodo Shizen 5:1-5.

Notes: Not seen. Cited in Okano (1989) and Onoyama & Terayama (1994).