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Mongolian journal of Biological sciences

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New and Little Known Species of Bipassalozetes and Some Other Related Genera (Acari: Oribatida) from Russia and Kazakhstan

Badamdorj Bayartogtokh* and Ilya E. Smelyansky**

Abstract

Oribatid mites belonging to the genera Bipassalozetes, Proteremaeus, Oribatula and Eporibatula collected from Russia and Kazakhstan are studied. A new species, Bipassalozetes pilosus sp. nov. is described. In addition, six known species, Bipassalozetes reticulatus (MihelEiE, 1957), Bipassalozets granulatus (MihelCiE, 195 5), Bipassalozetes lineolatus (Sitnikova, 1975), Proteremaeus elongatus (Rjabinin & Krivolutsky, 1975), Oribatula elegantissima Balogh & Mahunka, 1965 and Eporibatula prominens Bayartogtokh & Aoki, 1998 are redescribed, with notes on their distributions. The species Bipassalozetesgranulatus (MihelEiC), B. reticulates (MihelEiE) and Eporibatulaprominens Bayartogtokh & Aoki are recorded for the first time in the fauna of Kazakhstan, and another species, Bipassalozets granulatus (MihelEiC) is reported for the first time from Russia. Data on geographic distribution of each known species are given.

Keyword: Acari,Oribatida,taxonomy,Russia,Kazakhstan

Acknowledgement

*Faculty of Biology, National University of Mongolia, Ulaanbaatar 21 0646, Mongolia e-mail: bayartogtokh@num.edu.mn, **Siberian Environmental Center; P: 0. Box 547, Novosibirsk 630090, Russia e-mail: