Yasumatsu K., 1962: A new species of Telenomus from the Ryukyus (Hym., Scelionidae). 2 pp.
50
2
HYM 4400
Yasumatsu K., Hirashima Y., 1952: Nomada comparata Cockerell and its allied species, Nomada hananoi n. sp. from S. Manchuria (Hymenoptera, Apidae). 6 pp.
50
2
HYM 7254
Yasumatsu K., Hirashima Y., 1953: Three new species of the genus Nomada from Japan and Korea (Hymenoptera, Apidae). 8 pp.
50
2
53903
Yasumatsu K., Hirashima Y., 1964: Carpenter bees of Japan and the Ryukyus, with a note on Xylocopidae nest by J. C. Harrell (Hymenoptera, Apoidea). 11 pp.
95
4
53904
Yasumatsu K., Hirashima Y., 1965: Bees (Excluding Halictidae) of the Ruykyu Islands taken in the 1963 and 1964 surveys (Hymenoptera, Apoidea). 13 pp.
95
4
53905
Yasumatsu K., Hirashima Y., 1965: Two new species of Megachile from Taiwan (Hymenoptera, Apoidea). 12 pp.
95
4
HYM 7255
Yasumatsu K., Ishikawa R., 1955: Four new or little known Pompilidae from Japan (Hymenoptera). 4 pp.
50
2
HYM 4401
Yefremova Z. A., 1994: A new species of the genus Euplectrus Westwood from Vietnam (Hymenoptera, Eulophidae). 2 pp. Russian Entomol. J. 3(1-2): 149-150.
50
2
HYM 5039
Yefremova Z. A., 1997: Trophic links of chalcids of the subfamily Eulophinae (Hymenoptera, Eulophidae) and their evolution. 12 pp. (in Russian). Entomologitsheskoe obozrenie 76(3): 535-546.
50
2
EFA 1728
Yefremova Z. A., Kriskovich M. V., 1996: A new species of Closterocerus Westwood, 1883 from Middle Asia (Hymenoptera, Eulophidae, Entedontinae). 4 pp. Entomofauna 17/28: 425-428.
50
2
HYM 4403
Yefremova Z. A., Shroll O. Yu., 1996: The male of Sympiesis albiventris Storozheva, 1981 (Hymenoptera, Eulophidae) from Turkmenistan. 2 pp. Russian Entomol. J. 5(1-4): 109-110.
50
2
EFA 1824
Yefremova Z. A., Vidal S., 1997: A new species of Hyssopus Girault, 1916 from Germany (Hymenoptera, Chalcidoidea: Eulophidae). 4 pp. [M23] Entomofauna 18/24: 401-404.
50
2
EFA 2825
Yefremova Z., Ebrahimi E., Yegorenkova E., 2007: The subfamilies Eulophinae, Entedoninae and Tetrastichinae in Iran, with description of new species (Hymenoptera: Eulophidae). 36 pp. Entomofauna 28/25: 321-356.
295
12
CEB 06199
Yegorenkova E. N., Lengesova N. A., Yefremova Z. A., 2010: Some biological data of Fenusa ulmi Sundevall, 1847 (Hymenoptera: Tenthredinidae) in Ulyanovsk region (Russia). 4 pp. Caucasian Entomological Bulletin 6(2): 199-202.
50
2
HYM 7257
Yen-ju W., Tai-lu C., Ting-shi L., Jyuhn-hua H., 1979: Descriptions of six new species of Telenomus (Hymenoptera: Scelionidae). 1 pp.
50
2
EFA 37565
Yildirim E., 2016: Overview of the distribution and biogeography of Sapygidae in Turkey (Hymenoptera: Aculeata). 8 pp. Entomofauna 37: 565-572.
95
4
52595
Ying-Tou Mao, 1949: The species of ichneumon-flies of the genus Cardiochiles occurring in America North of Mexico. 40 pp.
350
14
ESC 15250
Yokoi T., Hirooka T., Terada T., Sugimoto S., Tamaru M., Satoh S., Kandori I., 2012: Strongly biased sex ratio in cuckoo wasp Chrysura hirsuta (Hymenoptera: Chrysididae), a parasitoid of the mason bee osmia orientalis. 3 pp. Entomological Science 15(2): 250 – 252.
50
2
JJE 15252
Yokota S., Yamawo A., Suzuki N., 2012: Foraging, nutrition storage, and phenotypic plasticity in the major worker subcaste of Pheidole noda Smith (Hymenoptera: Formicidae). 12 pp. Japanese Journal of Entomology (N. S.) 15(4): 252-263.
95
4
HYM 4408
Yokoyama J., 1996: The Occurrence of Eupristina (Parapristina) verticillata Waterston (Hymenoptera, Agaonidae) in the Bonin Islands. 2 pp.
50
2
HYM 4743
Yoneda Y., 1978: A new species of the genus ascogaster Wesmael (Hymenoptera, Braconidae) from Japan. 6 pp. Kontyu, Tokyo 46(2): 291-296.
50
2
JPE 08273
Yoon E. Y., Nam Y., Ryoo M. I., 2005: Effects of the milling degree of rice and storage volume on the interaction between Plodia interpunctella (Lepidoptera: Pyralidae) and its parasitoid Bracon hebetor (Hymenoptera: Braconidae). 6 pp. Journal of Asia-Pacific Entomology 8(3): 273-278.
50
2
53906
Yoshida N., Hirashima Y., 1979: Systematic studies on proctotrupoid and chalcidoid parasites of gall midges injurious to Pinus and Cryptomeria in Japan and Korea (Hymenoptera). 21 pp.
195
8
ESC 11247
Yoshida T., Konishi K., 2008: Taxonomic study of the genus Dichrogaster Dourmec (Hymenoptera: Ichneumonidae: Cryptinae) in Japan. 12 pp. Entomological Science 11(2): 247-258.
95
4
JJS 20021
Yoshida T., Konishi K., 2014: A new species of the genus Polyaulon from Taiwan (Hymenoptera: Ichneumonidae: Cryptinae). 3 pp. Japanese Journal of Systematic Entomology 20(1): 21-23.
50
2
HYM 5797
Yoshikawa K., 1955: A polistine colony usurped by a foreign queen ecological studies of Polistews wasps, II. 6 pp.
50
2
53907
Yoshikawa K., Ohgushi R. I., Sakagami S. F., 1969: Preliminary report on entomology of the Osaka City University 5th Scientific Expedition to Southeast Asia 1966. With descriptions of two new genera of stenogasterina wasps by J. van derVecht. 47 pp.
395
16
HYM 7259
Yoshimoto C. M., 1958: A new species of Odynerus from the Hawaiian Islands (Hymenoptera: Vespidae). 2 pp.
50
2
53908
Yoshimoto C. M., 1958: Revision of the Hawaiian Pemphredoninae (Hymenoptera: Sphecidae). 22 pp.
195
8
53909
Yoshimoto C. M., 1960: Revision of Hawaiian Crabroninae with synopsis of Hawaiian Sphecidae (Hym.). 37 pp.
395
16
52598
Yoshimoto C. M., 1962: Insects of Micronesia. Hymenoptera: Eucoilinae (Cynipoidea). 21 pp.
195
8
53910
Yoshimoto C. M., 1963: Synopsis of Polynesian Cynipoidea (Hymenoptera: Eucoilinae). 11 pp.
95
4
HYM 7262
Yoshimoto C. M., 1969: A biological note on Megachile (Eumegachile) umbripennis Smith (Hymenoptera, Apoidea). 2 pp.
50
2
HYM 5800
Yoshimoto C. M., 1970: A new Eulophid parasite (Hymenoptera: Chalcidoidea) from eggs of the nursery pine sawfly, Diprion frutetorum (Hymenoptera: Tenthredinoidea). 3 pp.
50
2
HYM 5801
Yoshimoto C. M., 1970: A new species of Astichus (Hymenoptera: Eulophidae) associated with the birch bracket fungus Polyporus betulinus and woody fungus Ganoderma applanatum in Eastern Canada. 5 pp.
50
2
HYM 5802
Yoshimoto C. M., 1970: A new species of Tetrastichus (Hymenoptera: Eulophidae) parasitizing pupae of Sesamia inferens (Lepidopera: Noctuidae). 3 pp.
50
2
HYM 5803
Yoshimoto C. M., 1970: A new subfamily of Cynipoidea (Hymenoptera) from Nepal. 3 pp.
50
2
HYM 5040
Yoshimoto C. M., 1971: A new genus of Euderinae from South America (Hymenoptera, Chalcidoidea: Eulophidae). 5 pp.
50
2
HYM 7263
Yoshimoto C. M., 1971: A new species of the genus Zamischus and description of the male Z. braziliensis (Hymenoptera, Cynipidae: Eucoilinae). 4 pp.
50
2
53244
Yoshimoto C. M., 1971: Revision of the genus Euderus of America North of Mexico (Hymenoptera: Eulophidae). 38 pp.
395
16
HYM 5041
Yoshimoto C. M., 1973: A new nearctic Derostenus (Hymenoptera: Eulophide) parasitic on Nepticula (Lepidoptera: Nepticulidae) in North America. 5 pp.
50
2
52848
Yoshimoto C. M., 1973: Review of North American Chrysocharis (Kratochviliana) (Eulophidae: Chalcidoidea) North of Mexico, especially species attacking birch casebearer (Lepidoptera: Coleophoridae) and birch leafminer (Hymenoptera: Tenthredinidae). 31 pp.
195
8
53245
Yoshimoto C. M., 1973: Revision of the genus Chrysocharis Förster (subgenus Chrysocharis s. str.) (Eulophidae: Chalcidoidea) of America North of Mexico. 29 pp.
295
12
HYM 5042
Yoshimoto C. M., 1976: A new species of Pteromalinae (Pteromalidae: Chalcidoidea) from North America. 4 pp.
50
2
HYM 5043
Yoshimoto C. M., 1976: Pseudoxenufens forshythi a new genus and species of Trichogrammatidae (Hymenoptera: Chalcidoidea) from Western Ecuador. 4 pp.
50
2
52881
Yoshimoto C. M., 1976: Revision of the genus Dicladocerus (Eulophidae: Chalcidoidea) of America North of Mexico, with particular reference to species attacking larch casebearer (Lepidoptera: Coleophoridae). 34 pp.
295
12
52849
Yoshimoto C. M., 1977: Revision ofthe Diparinae (Pteromalidae: Chalcidoidea) from America North of Mexico. 22 pp.
195
8
52850
Yoshimoto C. M., 1977: The North American species ofthe genus Achrysocharoides (Hymenoptera: Eulophidae). 24 pp.
195
8
ESC 12194
Yoshimura M., Hosoish S., Kuboki Y., Onoyama K., Ogata K., 2009: New synonym and new Japanese record of the ant genus Ponera (Hymenoptera: Formicidae). 8 pp. Entomological Science 12(2): 194-201.
50
2
JJE 15105
Yoshimura M., Ugawa Y., Ogata K., Onoyama K., Imai H. T., Kubota M., 2012: An invitation to Japanese ant image database. 6 pp. (in English). Japanese Journal of Entomology (N. S.) 15(2): 105-110.