Yakovenko N.S., 2000: New for the fauna of Ukraine rotifers (Rotifera, Bdelloidea) of Adinetidae and Habrotrochidae families. 9 pp. Vestnik zoologii 34(1-2): 11-19.
 
ARA 2198
Yanuwiadi B., Schade M., Permana S., Prasetyoaji A., 2000: Entwicklung und Fraßleistung von Plexippus paykulli (Audouin) (Araneae, Salticidae) gegenüber Essigliegen (Drosophila melanogaster). 3 pp. (in German). Mitt. Dtsch. Ges. Allg. Angew. Ent. 12: 541-543.ARAARA
 
ARA 1736
Yastrebcov A. V., 1991: Embrionalnoe razvitie Phytoseiulus persimilis (Parasitiformes, Phytoseiidae). 4 pp. Vestnik Zool. 1991(3): 60-63.
 
ARA 1737
Yastrebcov A. V., Gorgol V. T., 1991: Skeletno-myshetshnaya trombidiformnogo kleshtsha Anystis baccarum (Trombidiformes, Anystidae). 9 pp. Vestnik Zool. 1991(6): 58-66.
 
ARA 1994
Yastrebtsov A., V, 1991: Peculiarities of the muscular system and skeletal parts of the oribatid mite Oribotritia sp. (Oribatida, Ptyctima). 5 pp. (in Russian). Entomologitsheskoe obozrenie 70(2): 495-499.
 
ARA 1738
Yavornickij V. I., Melamud V. V., 1991: Pancirnye kleshtshi (Acariformes, Oribatei) grabovykh dubrav Pridnestorovya. 6 pp. Vestnik Zool. 1991(1): 17-22.
 
ARA 1549
Young O. P., Lockley T. C., 1987: Dragonfly predation upon Phidippus audax (Araneae, Salticidae). 2 pp.
 
78107
Yunker C. E., Keirans J. E., Clifford C. M., Easton E. R., 1986: Dermacentor Ticks (Acari: Ixodoidea: Ixodidae) of New World: A scanning electron microscope atlas. 19 pp. Proc. Entomol. Soc. Wash. 88(4): 609-627.