Reference

S. Wang, Z. Ma (1995): *Propyxidium elongatum* n. sp. The ciliate of genus *Propyxidium* from industrial waste water of Yinchuan, China. In: #Asai H. & Naitoh# Y. (eds.): Proc. 4th Asian Conf. Ciliate Biology... – Tokyo – : 234 - 236.