Acosta-Mercado D., Lynn D. H. (2004) Soil ciliate species richness and abundance associated with the rhizosphere of different subtropical plant species. J. Eukaryot. Microbiol. 51: 582–588
Berger H. (2006) Monograph of the Urostyloidea (Ciliophora, Hypotricha). Monogr. Biol. 85: i–xv, 1–1303
Berger H., Foissner W. (1989) Morphology and biometry of some soil hypotrichs (Protozoa, Ciliophora) from Europe and Japan. Bull. Br. Mus. Nat. Hist. Zool. 55: 19–46
Blatterer H., Foissner W. (1988) Beitrag zur terricolen Ciliatenfauna (Protozoa: Ciliophora) Australiens. Stapfia 17: 1–84
Borror A. C., Wicklow B. J. (1983) The suborder Urostylina Jankowski (Ciliophora, Hypotrichida): morphology, systematics and identification of species. Acta Protozool. 22: 97–126
Chen X., Shao C., Liu X., Huang J., Al-Rasheid K. A. S. (2013) Morphology and phylogenies of two hypotrichous brackish-water ciliates from China, Neourostylopsis orientalis nov. spec. and Protogastrostyla sterkii (Wallengren, 1900) n. comb., with establishment of a new genus Neourostylopsis n. gen. (Protista, Ciliophora, Hypotrichia). Int. J. Syst. Evol. Microbiol. 63: 1197–1209
Darriba D., Taboada G. L., Doallo R., Posada D. (2012) jModelTest 2: more models, new heuristics and parallel computing. Nat. Methods 9: 772
Foissner W. (1986) Beitrag zur Kenntnis der Bodenciliaten (Protozoa: Ciliophora) des Himalaja. Zool. Jb. Syst. 113: 45–53
Foissner W. (1988) Gemeinsame Arten in der terricolen Ciliatenfauna (Protozoa: Ciliophora) von Australien und Afrika. Stapfia 17: 85–133
Foissner W. (1991) Basic light and scanning electron microscopic methods for taxonomic studies of ciliated protozoa. Eur. J. Protistol. 27: 313–330
Foissner W. (1993) Colpodea (Ciliophora). Protozoenfauna 4: i–x, 1–798
Foissner W. (1996) Faunistics, taxonomy and ecology of moss and soil ciliates (Protozoa, Ciliophora) from Antarctica, with description of new species, including Pleuroplitoides smithi gen. n., sp. n. Acta Protozool. 35: 95–123
Foissner W. (1997) An updated list of described soil ciliates, with notes on their ecology and distribution, and description of new species. Eur. J. Protistol. 34: 195–235
Foissner W. (2000) A compilation of soil and moss ciliates (Protozoa, Ciliophora) from Germany, with new records and descriptions of new and insufficiently known species. Eur. J. Protistol. 36: 253–283
Foissner W. (2008) Notes on soil ciliates from Singapore, with description of Suturothrix monoarmata nov. gen., nov. spec. (Protozoa, Ciliophora). Soil organisms 80: 81–97
Foissner W. (2016) Terrestrial and semiterrestrial ciliates (Protozoa, Ciliophora) from Venezuela and Galápagos. Denisia 35: 504–524
Foissner W., Agatha S., Berger H. (2002) Soil ciliates (Protozoa, Ciliophora) from Namibia (Southwest Africa), with emphasis on two contrasting environments, the Etosha region and the Namib Desert. Denisia 5: 1–1459
Foissner W., Stoeck T. (2011) Cotterillia bromelicola nov. gen., nov. spec., a gonostomatid ciliate (Ciliophora, Hypotricha) from tank bromeliads (Bromeliaceae) with de novo originating dorsal kineties. Eur. J. Protistol. 47: 29–50
Foissner W., Xu K. (2007) Monograph of the Spathidiida (Ciliophora, Haptoria). Volume I: Protospathidiidae, Arcuospathidiidae, Apertospathulidae. Monogr. Biol. 81: 1–485
Gong J., Song W., Hu X., Ma H., Zhu M. (2001) Morphology and infraciliature of Holosticha bradburyae nov. spec. (Ciliophora, Hypotrichida) from the Yellow Sea, China. Hydrobiologia 464: 63–69
Griffiths B. S. (1989) Enhanced nitrification in the presence of bacteriophagous protozoa. Soil. Biol. Biochem. 21: 1045–1051
Guindon S., Dufayard J.-F., Lefort V., Anisimova M., Hordijk W., Gascuel O. (2010) New algorithms and methods to estimate maximum-likelihood phylogenies: Assessing the Performance of PhyML 3.0. Syst. Biol. 59: 307–321
Hall T. (1999) BioEdit: a user-friendly biological sequence alignment editor and analysis program for Windows 95/98/NT. Nucleic Acids Symposium Series 41: 95–98
Jankowski A. W. (1979) Revision of the order Hypotrichida Stein, 1859. Generic catalogue, phylogeny, taxonomy. Trudy Zool. Inst., Leningr. 86: 48–85
Jung J.-H., Park K.-M., Min G.-S. (2012) Morphology, morphogenesis, and molecular phylogeny of a new brackish water ciliate, Pseudourostyla cristatoides nov. spec., from Songjiho lagoon on the coast of East Sea, South Korea. Zootaxa 3334: 42–54
Kahl A. (1932) Urtiere oder Protozoa I: Wimpertiere oder Ciliata (Infusoria) 3. Spirotricha. Tierwelt Dtl. 25: 399–650
Kimura M. (1980) A simple method for estimating evolutionary rates of base substitutions through comparative studies of nucleotide sequences. J. Mol. Evol. 16: 111–120
Kumar S., Kamra K., Sapra G. R. (2010) Ciliates of the Silent Valley National Park, India: Urostyloid hypotrichs of the region with a note on the habitat. Acta Protozool. 29: 339–364
Lei Y., Choi J. K., Xu K., Petz W. (2005) Morphology and infraciliature of three species of Metaurostylopsis (Ciliophora, Stichotrichia): M. songi nov. spec., M. salina nov. spec., and M. marina (Kahl 1932) from sediments, saline ponds, and coastal waters. J. Eukaryot. Microbiol. 52: 1–10
Lynn D. H. (2008) The ciliated protozoa: Characterization, classifi­cation, and guide to the literature. Springer, New York 605 pp.
Paiva T. S., Borges B. N., Silva-Neto I. D., Harada M. L. (2012) Morphology and 18S rDNA phylogeny of Hemicycliostyla sphagni (Ciliophora, Hypotricha) from Brazil with redefinition of the genus Hemicycliostyla. Int. J. Syst. Evolmicr. 62: 229–241
Ronquist F., Huelsenbeck J. P. (2003) MrBayes 3: Bayesian phy­logenetic inference under mixed models. Bioinformatics 19: 1572–1574
Song W., Wilbert N., Li L., Zhang Q. (2011) Re-evaluation on the diversity of the polyphyletic genus Metaurostylopsis (Ciliophora, Hypotricha): ontogenetic, morphologic, and molecular data suggest the establishment of a new genus Apourostylopsis n. g. J. Eukaryot. Microbiol. 58: 11–14
Stokes A. C. (1886) Some new hypotrichous infusoria. Proc. Am. Philos. Soc. 23: 21–30
Tamura K., Dudley J., Nei M., Kumar S. (2007) MEGA4: molecular evolutionary genetics analysis (MEGA) software version 4.0. Mol. Biol. Evol. 24: 1596–1599