Yakovlev R. V., 1997: Record of Neolycaena falkovitshi (Zhdanko et Korshunov, 1985) (Lepidoptera, Lycaenidae) in the north-east of the Altai Republik. 1 pp. Russian Entomol. J. 6(1-2): 126.

 Yamada H., Koshihara T., 1980: Interspecific attractiveness of female sex pheromone components of the diamondback moth, Plutella xylostella (L.), and their analogue to the stone leek miner, Acrolepiopsis sapporensis Matsumura. 7 pp. Kontyu, Tokyo 48(1): 104-110.

 Yamamoto H., 1981: A morphological comparison in the genitalia among the pine moths of the Ryukyu Islands, the Main Islands of Japan and Taiwan (Lepidoptera, Lasiocampidae). 11 pp. Kontyu, Tokyo 49(1): 1-11.

 Yamamoto M., Ohtani T., 1979: Number of eggs laid by Pieris rapae crucivora, compared with P. napi nesis, in Sapporo (Lepidoptera: Pieridae). 10 pp. Kontyu, Tokyo 47(4): 530-539.

 Yamamoto R. T., 1972: Flight behavior of manduca moths as a factor in hostplant site selection. 4 pp. Israel Journal Ent. 7: 59-62.

 Yamanaka M., Suzuki Y., Takagi M., 1978: Estimation of egg number oviposited per day by a female of Papilio xuthus Linné (Lepidoptera, Papilionidae). 6 pp. Kontyu, Tokyo 46(2): 329-334.

 Yamazaki K., Sugiura S., Fukasawa Y., 2004: Epizootics and behavioral alteration in the arctiid caterpillar Chionarctia nivea (Lepidoptera: Arctiidae) caused by an entomopathogenic fungus, Entomophaga aulicae (Zygomycetes: Entomophthorales). 5 pp. [LEP 6529] Entomological Science 7(3): 219-223.

 Yanar O., Gömec S., Topkara E. F., Demír I., Demírbag Z., 2017: The effect of plant quality on survival of Lymantria dispar L. (Lepidoptera: Lymantriidae) larvae infected by Nucleopolyhedrovirus. 12 pp. Journal of the Entomological Research Society 19(1): 39-50.

 Yang C., Krishnan M., Žurovec M., Sehnal F., Scheller K., 1995: Correlations between ecdysteroid titre and silk gene expression in the last instar larvae of Galleria mellonella (Lepidoptera: Pyralidae). 6 pp. European Journal of Entomology 92(1): 229-234.

 Yang S., Yang S., Sun W., LV J., Kuang R., 2009: Use of sex pheromone for control of Spodoptera (Lepidoptera: Noctuidae). 10 pp. Journal of the Entomological Research Society 11(1): 27-36.

 Yang S., Yang S., Sun W., LV J., Kuang R., 2009: Use of sex pheromone for control of Spodoptera (Lepidoptera: Noctuidae). 10 pp. Journal of the Entomological Research Society 11(1): 27-36.

 Yarrow I. H. H., 1939: Dermestes aurichalceus Küst. From the larval nest of Thaumetopoea pityocampa (Schiff.). 1 pp. [M26] 

 Yasuda K., 2005: Polyvoltinism of Acrolepiopsis issikiella (Moriuti) (Lepidoptera: Acrolepiidae) and its feeding portions of the host plant. (in Japanese) 3 pp. Japanese Journal of Entomology (N.S.) 8(4): 107-109.

 Yata O., 1981: Comparative morphology of the pupal forewing tracheation in some Japanese species of the family Pieridae (Lepidoptera). 13 pp. Kontyu, Tokyo 49(2): 245-257.

 Yata O., Fukuda H., 1980: Descriptions of the early stages of two pierid butterflies from the Philippines. 16 pp. 

 Yata O., Shima H., Saigusa T., Nakanishi A., Suzuki Y., Yoshida A., 1979: Photoperiodic response of four Japanese species of the genus Pieris (Lepidoptera: Pieridae). 6 pp. 

 Yata O., Shima H., Saigusa T., Nakanishi A., Suzuki Y., Yoshida A., 1979: Protoperiodic response of four Japanese species of the genus Pieris (Lepidoptera: Pieridae). 6 pp. Kontyu, Tokyo 47(2): 185-190.

 Yata O., Tanaka H., 1979: The effect of photoperiod on the dimorphism of the Lemon Migrant, Catopsilia pomona Fabricius. 10 pp. 

 Yathom S., 1971: Distribution and flight period of Amphipyrinae (Noctuidae: Lepidoptera) species in Israel in 1959-1970. 26 pp. Israel Journal Ent. 6(1): 107-132.

 Yathom S., 1975: Flight patterns of moths as an aid in the study of their phenology and ecology in Israel. 9 pp. Israel Journal Ent. 10: 83-91.

 Yathom S., 1984: Distribution and flight period of two Ocnogyna species in Israel (Lepidoptera: Arctiidae). 4 pp. Israel Journal Ent. 18: 63-66.

 Yela J. L., Calle J. A., 1988: Lygephila fonti sp. n., de la península Ibérica (Lepidoptera, Noctuidae). 7 pp. 

 Yela J. L., Honey M. R., Ronkay L., 1997: The identity and systematic placement of Pechipogo plumigeralis Hübner, (1825), Herminia crinalis Treitschke, 1829 and H. simplicicornis Zerny, 1935 (Lepidoptera: Noctuidae, Herminiinae). 10 pp. 

 Yeremeyva N. I., 1989: Parameters of feeding and growth of the larvae of Aporia crataegi L. and Yponomeuta evonimellus L. (Lepidoptera: Pieridae, Yponomeutidae) in the presence of metal oxides from industrial pollution. 6 pp. (in Russian). Entomologitsheskoe obozrenie 68(4): 715-720.

 Yokoyama V. Y., Miller G. T., 1988: Laboratory evaluations of codling moth (Lepidoptera: Tortricidae) oviposition on three species of stone fruit grown in California. 5 pp. 

 Yokoyama V. Y., Miller G. T., 1988: Laboratory evaluations of oriental fruit moth (Lepidoptera: Tortricidae) oviposition and larval survival on five species of stone fruits. 6 pp. 

 Yokoyama V. Y., Miller G. T., Hartsell P, 1988: Rearing, large-scale tests, and egg response to confirm efficacy of a methyl bromide quarantine treatment for codling moth (Lepidoptera: Tortricidae) on exported nectarines. 6 pp. 

 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.

 Yoshimatsu S., 1992: Lepidopterous insects associated with cankers of the Japanese pagoda tree, Sophora japonica caused by rust fungus, Uromyces truncicola. 6 pp. 

 Yoshimatsu S., Kusigemati K., Gyoutoku N., Kamiwada H., Sato Y., Sakamaki Y., 2005: Some lepidopterous pests of bamboo and bamboograss shoots in Japan. 7 pp. Japanese Journal of Entomology (N.S.) 8(1): 91-97.

 Yoshimatsu S., Makihara H., 1995: A new host record of Erechthias itoi (Lepidoptera, Tineidae). 2 pp. 

 Yoshimatsu S., Nakata Y., 2003: Diomea cremata (Lepidoptera: Noctuidae) as a pest of shiitake mushroom, Lentinula edodes (Agaricaceae). 2 pp. (in Japanese). [LEP 5555] Japanese Journal of entomology. (N. S.) 6(2): 101-102.

 Yoshimatsu S., Nakata Y., 2006: Fungivory of Anatatha lignea, an interesting habit in Noctuidae (Lepidoptera). 7 pp.  Entomol. Sci. 9(3): 319-325.

 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. 

 Yoshitomi H., Okano R., Pham H. T., 2015: New record of Fulgoraecia bowringii (Lepidoptera: Epipyropidae) from North Vietnam. 2 pp. Japanese Journal of Systematic Entomology 21(2): 263-264.

 Yoshiyasu Y., 1990: A new Massepha species from Japan (Lepidoptera, Pyralidae). 4 pp. 

 Yoshiyasu Y., 1993: Redescriptions of the genus Enosima st. rev. and E. leucotaeniella comb. nov. (Lepidoptera, Pyralidae), with notes on the immature stages. 10 pp. 

 Young A. M., 1977: Notes on the defoliation of coconut palm (Cocos nucifera) by the butterfly Opsiphanes quiteria quirinus in norheastern Costa Rica (Lepidoptera: Brassolidae). 13 pp. (in English). Deutsche Entomologische Zeitschrift (N.F.) 24(4-5): 353-365.

 Young A. M., Moffett M. W., 1979: Behavioral regulatory mechanisms in populations of the butterfly Mechanitis isthmian in Costa Rica: Adaptations to host plants in secondary and agricultural habitats (Lepidoptera: Nymphalidae: Ithomiinae). 18 pp. (in English). Deutsche Entomologische Zeitschrift (N.F.) 26(1-3): 21-38.

 Yushima T., 1977: Mating behavior of Lepidepterous insects in relation to sex pheromone. 12 pp. Kontyu, Tokyo 45(4): 459-470.