Reference

Xian-Jin Peng, X. Shi, A. Warren (2007): Establishment of a new peritrich ciliate genus, Pseudepistylis n. gen. (Ciliophora: Peritrichia: Epistylididae), with a description of a new freshwater species, Pseudepistylis songi n. sp. from Wenzhou, China – Zootaxa – 1524: 34 - 45.