Berger H. (2016): Monograph of the Uroleptidae, Rigidotrichidae, Kerononpsidae (Ciliophora, Hypotricha). - Monographiae Biologicae, vol. ##: Springer. In preparation. More information.

Berger H. (2011): Monograph of the Gonostomatidae and Kahliellidae (Ciliophora, Hypotricha). - Monographiae Biologicae 90: i-xiv, 1-741. Springer. Partly also supported by the Austrian Academy of Sciences, APART-Project. More information.

Park K.-M., Chae N., Jung J.-H., Min G.-S., Kim S. & Berger H. (2017): Redescription of Keronopsis helluo Penard, 1922 from Antarctica and Paraholosticha pannonica Gellért and Tamaás, 1959 from Alaska (Ciliophora, Hypotricha). - European Journal of Protistology, 60: 102-118 More information.

Li F., Lyu Z., Li Y., Fan X., Al-Farraj S.A., Shao C. & Berger H. (2017): Morphology, morphogenesis, and molecular phylogeny of Uroleptus (Caudiholosticha) stueberi (Foissner, 1987) comb. nov. (Ciliophora, Hypotricha), and reclassification of the remaining Caudiholosticha species. - European Journal of Protistology, 59: 82-98 More information.

Chen L., Lv Z., Shao C., Al-Farraj S.A., Song W. & Berger H. (2016): Morphology, cell division, and phylogeny of Uroleptus longicaudatus (Ciliophora, Hypotricha), a species of the Uroleptus limnetis complex - J. Eukaryotic Microbiol., 63: 349-362. More information

Jung J.-H., Park K.-M., Min G.-S., Berger H., Kim S. (2015): Morphology and molecular phylogeny of an Antarctic population o Paraholosticha muscicola (Kahl, 1932) Wenzel, 1953 (Ciliophora, Hypotricha). - Polar Science, 9: 374-381. More information

He W., Shi X., Shao C., Chen X., Berger H. (2011): Morphology and cell division of the little known freshwater ciliate Uroleptus cf. magnificus (Kahl, 1932) Olmo, 2000 (Hypotricha, Uroleptidae), and list of published names in Uroleptus Ehrenberg, 1831 and Paruroleptus Wenzel, 1953. - Acta Protozoologica 50: 175–203. OPEN ACCESS More information.

Li L., Khan S.N., Ji D., Shin M.K., Berger H. (2011): Morphology and small subunit (SSU) rRNA gene sequence of the new brackish water ciliate Neobakuella flava n. g., n. sp. (Ciliophora, Spirotricha, Bakuellidae), and SSU rRNA gene sequences of six additional hypotrichs from Korea. - The Journal of Eukaryotic Microbiology 58: 339-–351. More information.

Li L., Huang J., Song W., Shin M.K., AL-Rasheid K.A.S., Berger H. (2010): Apogastrostyla rigescens (Kahl, 1932) gen. nov., comb. nov. (Ciliophora, Hypotricha): morphology, notes on cell division, SSU rRNA gene sequence data, and neotypification. - Acta Protozoologica 49: 195–212.OPEN ACCESS More information.

Aescht E., Berger H. (2008): Univ.-Prof. Dr. Wilhelm Foissner - 60 years: biographical sketch and bibliography. - Denisia 23: 15-46. More information.

Berger H., Li L., Huang J., Shin M.K., Song W., AL-Rasheid K.A.S. (2010): Apogastrostyla rigescens (Kahl, 1932) nov. gen., nov. comb. (Ciliophora: Hypotricha): morphology, notes on cell division, SSU rRNA gene sequence data, and neotypification, p. 73. In: Mehlhorn H., Klimpel S. & Palm H.W. (2010): Science in Parasitology and Protozoology solves problems. Joint Meeting of the German Societies of Parasitology and Protozoology. 288 Seiten. Düsseldorf University Press. ISBN 978-3-940671-37-0. March 17-20, 2010. Abstract.

Berger H. (2009): The monograph of the Hypotricha Stein, 1859: a useful guide to an important group of limnetic ciliates. - Meeting of the SIL-Austria 2009, October 26–28, 2009, Salzburg. Abstract on p. 10 of Abstract booklet.

Berger H. (2009): The Monograph of the Hypotricha (Ciliophora, Spirotricha): Three of six volumes already available. - 28th Annual Meeting of the German Society of Protozoology, February 25-28, 2009, Naumburg (Saale). Abstract on p. 22 of Abstract booklet.

Berger H. (2008): How did the last common ancestor of the hypotrichs (Ciliophora, Spirotricha) look like? - 27th Annual Meeting of the German Society of Protozoology, March 5–8, 2008, Warnemünde, Rostock. Abstract on p. 30 of Abstract booklet.

The book Berger (2001) is available as permanently updated online-version at my website http://www.protozoology.com (more information).

Berger H., Li L., Huang J., Shin M.K., Song W., AL-Rasheid K.A.S. (2010): Apogastrostyla rigescens (Kahl, 1932) nov. gen., nov. comb. (Ciliophora: Hypotricha): morphology, notes on cell division, SSU rRNA gene sequence data, and neotypification. Joint Meeting of the German Societies of Parasitology and Protozoloogy at Duesseldorf University, March 17-20, 2010 (poster).

Berger H. (2009): The monograph of the Hypotricha Stein, 1859: a useful guide to an important group of limnetic ciliates. - Meeting of the SIL-Austria 2009, October 26–28, 2009, Salzburg (poster).

Berger H. (2009): The Monograph of the Hypotricha (Ciliophora, Spirotricha): Three of six volumes already available. - 28th Annual Meeting of the German Society of Protozoology, February 25-28, 2009, Naumburg (Saale) (poster).

Berger H. (2008): How did the last common ancestor of the hypotrichs (Ciliophora, Spirotricha) look like? - 27th Annual Meeting of the German Society of Protozoology, March 5–8, 2008, Warnemünde, Rostock (oral presentation).