Year 1990, No. 2 (March - April)

Fauna and Systematics

Narolsky N. B. Ichneumon-Flies of the Genus Nothocremastus (Hymenoptera, Ichneumonidae) of the USSR Fauna

Ozerov A. L. New Data on the Fauna and Taxonomy of the African Dipterans of the Family Sepsidae (Diptera)

Kozlov M. V. A Brief Review and a Key to Palearctic Species of the Genus Micropterix (Lepidoptera, Micropterigidae). 3. A Key to Species (concluded)

Zagorodnyuk I. V. Karyotypic Variability and Systematics of the Arvicolini (Rodentia). Communication 1. Species and Chromosomal Numbers

Rekivets L. I. A Contribution to the Systematics and Relative Connection of the Ochotona Subgenus Argyrotona (Lagomorpha)


Akimov I. A., Piletskaya I. V., Yastrebtsov A. V. Reproductive Cycle of Varroa jacobsoni and its Host Connections

Kolodochka L. A., Bondarenko L. V., Pogrebnyak S. G. Effects of High Temperature on Feeding and Fertility of Three Species of Phytoseiid Mites

Boyarchuk V. P. Growth and Development of the Starling Nestlings in the South Ukraine


Grodnitsky D. L., Kozlov M. V. Functional Wing Morphology in Some Representatives of the Papilionina (Lepidoptera)

Kreuzberg A. V.-A., Plushch I. G. Early Stages of Parnassius loxias (Lepidoptera, Papilionidae)

Nechaeva . V. Functional Morphology of the Ganglional Apparatus of the Dolphin Uterus

Short Communications

Anistratenko V. V., Starobogatov Ya. I. Hinge Structure in Some Bivalvia (Mollusca) Under New System of Teeth Indexation

Posylaeva G. A. Unknown Adaptive Peculiarities of the Pea Aphid

Vlashchenko I. A. Soil Surface Beetle Fauna of the Bairak Forests of the Kharkov District

Rosler H. Egg Mass and Size Variability in Tenuidactylus caspius

Stishov M. S., Pridatko V. I. American Golden Plover and Semipalmatus Ringed Plover in Wrangel and Herald Islands

Krivosheina M. G. The First Record of the Genus Rhinonapaea (Diptera, Ephydryidae) in Palearctic Fauna