A new species of phytoseiid mites Amblyseiella antonii Kolodochka et Omeri, sp. n. (Parasitiformes, Phytoseiidae) found on Juniperus sabina L. in Kyiv (Ukraine) is described. This is the first record of a representative ...

Macrargus sumyensis Gnelitsa et Koponen, sp. n. is described from the North-East of Ukraine. Two closely related species of the genus Macrargus Dahl, 1886, Macrargus boreus Holm, 1968 and M. multesimus (O.-P. Cambridge, ...

Morphological characteristics and measurements of Plagiorchis mutationis Panova, 1927 cercaria found for the first time in the intermediate host, pond snail Lymnaea stagnalis in Ukraine are given.

Scanning electron microscopic examination of diapause eggs of freshwater Ñalanoida Hemidiaptomus amblyodon Marenzeller, Eudiaptomus vulgaris (Schmeil), Å. graciloides (Lilljeborg) and subitaneous one s of E. gracilis (Sars) ...

Dependence of 26 heterotrophic flagellate species development in central part of Ukrainian Polissya area from operating pH and concentrations of dissolved organic matter and oxygen in the waters is considered. Narrowing ...

A new species, Mediolata eocenica Kuznetsov, Khaustov et Perkovsky, sp. n., is described from the Late Eocene Rovno amber. It is the first fossil record of Stigmaeidae.

The results of survey of helminth species diversity of roe deer (Capreolus capreolus Linnaeus, 1758) from nine regions of Ukraine are presented. Ninetytwo roe deer from Chernigivska, Zhytomyrska, Kyivska, Vinnytska, ...

Previously known records of ascaridoid nematodes Krefftascaris Sprent, 1980 are summarized and new records of the genus reported. Krefftascaris sharpiloi Tkach, Kuzmin et Snyder, sp. n. is described from specimens found ...