Berger H. (1999) Monograph of the Oxytrichidae (Ciliophora, Hy,potrichia). Monogr. Biol. 78: i–xii, 1–1080 Berger H. (2008) Monograph of the Amphisiellidae and Trache,lostylidae (Ciliophora, Hypotricha). Monogr. Biol. 88: i–xvi, 1–737 Chao A., Li P. C., Agatha S., Foissner W. (2006) A statistical ap,proach to estimate soil ciliate diversity and distribution based on data from five continents. Oikos 114: 479–493 Darriba D., Taboada G. L., Doallo R., Posada D. (2012) jModelTest 2: more models, new heuristics and parallel computing. Nature Methods 9: 772 Foissner W. (1991) Basic light and scanning electron microscopic methods for taxonomic studies of ciliated protozoa. Eur. J. Pro­ tistol. 27: 313–330 Foissner W. (1998) An updated compilation of world soil ciliates (Protozoa, Ciliophora), with ecological notes, new records, and descriptions of new species. Eur. J. Protistol. 34: 195–235 Foissner W., Agatha S., Berger H. (2002a) Soil ciliates (Protozoa, Ciliophora) from Namibia (Southwest Africa), with emphasis on two contrasting environments, the Etosha region and the Na,mib desert. Part I: Text and line drawings. Denisia 5: 1–1063 Foissner W., Agatha S., Berger H. (2002b) Soil ciliates (Protozoa, Ciliophora) from Namibia (Southwest Africa), with emphasis on two contrasting environments, the Etosha region and the Na,mib desert. Part II: Photographs. Denisia 5: 1064–1459 Foissner W., Al-Rasheid K. (2006) A unified organization of the stichotrichine oral apparatus, including a description of the buc,cal seal (Ciliophora: Spirotrichea). Acta Protozool. 45: 1–16 Foissner W., Berger H., Xu K., Zechmeister-Boltenstern S. (2005) A huge, undescribed soil ciliate (Protozoa: Ciliophora) diversity in natural forest stands of Central Europe. Biodivers. Conserv. 14: 617–701 Foissner W., Chao A., Katz L. A. (2008) Diversity and geographic distribution of ciliates (Protista: Ciliophora). Biodivers. Con­ serv. 17: 345–363 Guindon S., Gascuel O. (2003) A simple, fast, and accurate algo,rithm to estimate large phylogenies by maximum likelihood. Syst. Biol. 52: 696–704 Hall T. (1999) BioEdit: a user-friendly biological sequence align,ment editor and analysis program for Windows 95/98/NT. Nu­ cleic Acids Symp. Ser. 41: 95–98 Hemberger H. (1982) Revision der Ordnung Hypotrichida Stein (Ciliophora, Protozoa) an Hand von Protargolpräparaten und Morphogenesedarstellungen. Dissertation, Universität Bonn Jeanmougin F., Thompson J. D., Gouy M., Higgins D. G., Gibson T. J. (1998) Multiple sequence alignment with Clustal X. Trends Biochem. Sci. 23: 403–405 Jung J.-H., Baek Y.-S., Kim S., Choi H.-G., Min G.-S. (2011) A new marine ciliate, Metaurostylopsis antarctica nov. spec. (Cilioph,ora, Urostylida) from the Antarctic Ocean. Acta Protozool. 50: 289–300 Jung J.-H., Min G.-S. (2009) New record of two species in stichot,richous ciliates (Ciliophora: Stichotrichia) from Korea. Korean J. Syst. Zool. 25: 227–236 Kimura M. (1980) A simple method for estimating evolutionary rates of base substitutions through comparative studies of nu,cleotide sequences. J. Mol. Evol. 16: 111–120 Küppers G. C., Claps M. C. (2013) Hypotrichous ciliates (Protozoa: Ciliophora) from a temporary pond in Argentina, with redescription of Apoamphisiella hymenophora (Stokes, 1886) Berger, 1999. Zootaxa 3626: 55–76 Lynn D. H. (2008) The ciliated protozoa: Characterization, classifi,cation, and guide to the literature. Springer, New York Medlin L., Elwood H. J., Stickel S., Sogin M. L. (1988) The char,acterization of enzymatically amplified eukaryotic 16S-like rRNA-coding regions. Gene 71: 491–499 Ronquist F., Huelsenbeck J. P. (2003) MrBayes 3: Bayesian phy,logenetic inference under mixed models. Bioinformatics 19: 1572–1574 Sonnenberg R., Nolte A. W., Tautz D. (2007) An evaluation of LSU rDNA D1-D2 sequences for their use in species identification. Front. Zool. 4: 6 Tamura K., Dudley J., Nei M., Kumar S. (2007) MEGA4: Molecu,lar Evolutionary Genetics Analysis (MEGA) software version 4.0. Mol. Biol. Evol. 24: 1596–1599 Vd’ačný P., Foissner W. (2012) Monograph of the dileptids (Pro,tista, Ciliophora, Rhynchostomatia). Denisia 31: 1–529 Vd’ačný P., Bourland W. A., Orsi W., Epstein S. S., Foissner W. (2012) Genealogical analyses of multiple loci of litostomatean ciliates (Protista, Ciliophora, Litostomatea). Mol. Phylogenet. Evol. 65: 397–411