<p><strong>Morphological ontogeny of <em>Proteremaeus oralensis </em>sp. nov. (Acari: Oribatida: Eremaeidae) from Kazakhstan, and comments on <em>Proteremaeus </em>Piffl</strong></p>

The morphological ontogeny of Proteremaeus oralensis sp. nov. from the elderberry litter (Sambucus nigra L.) Kazakhstan is described and illustrated. adult this species most similar to that P. macleani Behan-Pelletier, 1982, but differs it mainly in shape lamellar complex, posterior notogastral tip, distribution genital setae, some leg characters. juveniles are oval, light-brown, with short prodorsal gastronotal setae clavate bothridial seta. nymphs quadrideficient eupheredermous, i.e. they lack d-series carry exuvial scalps previous instars on gastronotum. In nymphs, p1 h1 inserted close each other, seta h2 placed approximately at distances p2.