Benzing D. H. (2000) Bromeliaceae: Profile of an adaptive radiation. Cambridge University Press, New York

Berger H. (1999) Monograph of the Oxytrichidae (Ciliophora, Hypotrichia). Monographiae Biologicae 78, Dordrecht

Berger H. (2006) Monograph of the Urostyloidea (Ciliophora, Hypotricha). Monographiae Biologicae 85, Dordrecht

Borror A. C., Hill B. F. (1995) The order Euplotida (Ciliophora): taxonomy, with division of Euplotes into several genera. J. Eukaryot. Microbiol. 42: 457–466

Buosi P. R. B., Utz L. R. P., De Meira B. R., Segóvia da Silva B. T., Lansac-Tôha F. M., Tôha F. A. L., Velho L. F. M. (2014) Rainfall influence on species composition of the ciliate community inhabiting bromeliad phytotelmata. Zool. Stud. 53: 32

Buosi P. R. B., Cabral A. F., Utz L. R. P., Vieira L. C. G., Velho L. F. M. (2015) Effects of seasonality and dispersal on the ciliate community inhabiting bromeliad phytotelmata in riparian vegetation of a large tropical river. J. Eukaryot. Microbiol. 62: 737–749

Carrias J. F., Brouard O., Leroy C., Régis-Céréghino R., Pélozuelo L., Dejean A., Corbara B. (2012) An ant-plant mutualism induces shifts in the protist community structure of a tank-bromeliad. Basic Appl. Ecol. 13: 698–705

Carvajal-Hernández C. I., Krömer T. (2015) Riqueza y distribución de helechos y licofitos en el gradiente altitudinal del Cofre de Perote, centro de Veracruz, México. Bot. Sci. 93: 601–614

Clarholm M. (1985) Interactions of bacteria, protozoa and plants leading to mineralization of soil nitrogen. Soil Biol. Bioch. 17: 181–187

Curds C. R. (1975) A guide to the species of the genus Euplotes (Hypotrichida, Ciliatea). Bull. Br. Mus. Nat. Hist. Zool. 28: 1–61

Czapik A. (1968) La famille Tetrahymenidae et son importance dans la systématique et l’evolution des ciliés. Acta Protozool. 5: 315–357

Dragesco J., Dragesco-Kernéis A. (1986) Ciliés libres de l’Afrique intertropicale. Introduction à la connaissance et à l’étude des ciliés. Faune tropicale vol. 26, Éditions de l’orstom, Paris

Durán-Ramírez C. A., Mayén-Estrada R. (2018). Ciliate species from tank-less bromeliads in a dry tropical forest and their geographical distribution in the Neotropics. Zootaxa. 4497: 241–257

Durán-Ramírez C. A., García-Franco J. G., Foissner W., Mayén-Estrada R. (2015) Free living ciliates from epiphytic tank bromeliads in Mexico. Eur. J. Protistol. 51: 15–33

Espejo-Serna A., López-Ferrari A., Ramírez-Morillo I. (2005) Bromeliaceae. Flora de Veracruz 136: 1–307

Fan X., Lin X., Liu W., Xu Y., Al-Farraj S. A., Al-Rasheid K. A. S., Warren A. (2013) Morphology of three new marine Frontonia species (Ciliophora; Peniculida) with notes on the phylogeny of this genus. Eur. J. Protistol. 49: 312–323

Fenchel T. (1980) Suspension feeding in ciliated protozoa: feeding rates and their ecological significance. Microb. Ecol. 6: 13–25

Foissner W. (1993) Colpodea (Ciliophora). G. Fischer Verlag, New York

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. (1999) Protist diversity: estimates of the near-imponderable. Protist. 150: 363–368

Foissner W. (2003) Morphology and ontogenesis of Bromeliophrya brasiliensis gen. n., sp. n., a new ciliate (Protozoa: Ciliophora) from Brazilian tank bromeliads (Bromeliaceae). Acta Protozool. 42: 55–70

Foissner W. (2006) Biogeography and dispersal of microorganisms: a review emphasizing protists. Acta Protozool. 45: 111–136

Foissner W. (2010) Life cycle, morphology, ontogenesis, and phylogeny of Bromeliothrix metopoides nov. gen., nov. spec., a peculiar ciliate (Protista, Colpodea) from tank bromeliads (Bromeliaceae). Acta Protozool. 49: 159–193

Foissner W. (2013) Description of Glaucomides bromelicola n. gen., n. sp. (Ciliophora, Tetrahymenida), a macrostome-forming inhabitant of bromeliads (Bromeliaceae), including redescriptions of Glaucoma scintillans and G. reniformis. J. Eukaryot. Microbiol. 60: 137–157

Foissner W. (2014) An update of basic light and scanning electron microscopic methods for taxonomic studies of ciliated protozoa. Int. J. Syst. Evol. Microbiol. 64: 271–292

Foissner W. (2016) Terrestrial and semiterrestrial Ciliates (Protozoa, Ciliophora) from Venezuela and Galápagos. Denisia. 35: 1–912

Foissner W., Stoeck T. (2011) Cotterillia bromelicola nov. gen., nov. spec., a gonostomatid ciliate (Ciliophora, Hypotricha) from tank bromeliads (Bromeliaceae) with de novo originating dorsalkineties. Eur. J. Protistol. 47: 29–50

Foissner W., Blatterer H., Berger H., Kohmann F. (1991) Taxonomische und ökologische revision des saprobiensystems. Band I: Cyrtophorida, Oligotrichida, Hypotrichia, Colpodea. Informationsberichte des Bayer. Landesamtes für Wasserwirtschaft 1/91. München

Foissner W., Strüder-Kypke M., Van Der Staay G., Moon-Van Der Staay S., Hackstein J. (2003) Endemic ciliates (Protozoa, Ciliophora) from tank bromeliads (Bromeliaceae): a combined morphological, molecular, and ecological study. Eur. J. Protistol. 39: 365–372

Foissner W., Wolf K. W., Yashchenko V., Stoeck T. (2011) Description of Leptopharynx bromelicola n. sp. and characterization of the genus Leptopharynx Mermod, 1914 (Protista, Ciliophora). J. Eukaryot. Microbiol. 58: 134–151

Lee J. J., Leedale G. F., Bradbury P. (1985) An Illustrated Guide to the Protozoa. Society of Protozoologists, Kansas

Lynn D. H. (2008) The ciliated protozoa: characterization, classification, and guide to the literature. Springer, Dordrecht Maguire Jr. B. (1971) Phytotelmata: biota and community structure determination in plant-held waters. Annu. Rev. Ecol. Syst. 2: 439–464

Mondragon-Chaparro D., Villa-Guzmán D. M., Escobedo-Sarti G. J., Franco-Méndez A. D. (2006) La riqueza de bromelias a lo largo de un gradiente altitudinal en Santa Catarina Ixtepeji, Oaxaca, México. Naturaleza y Desarrollo. 4: 13–16

Moreno C. E. (2001) Métodos para medir la biodiversidad, Vol. 1. M&T-Manuales y Tesis SEA, Zaragoza

Nadkarni N. M. (1994) Diversity of species and interactions in the upper tree canopy of forest ecosystems. Am. Zool. 34: 70–78

Omar A., Foissner W. (2011) Description of Leptopharynx bromeliophilus nov. spec. and Leptopharynx australiensis nov. spec. (Ciliophora, Nassulida). Acta Protozool. 50: 89–103

Omar A., Foissner W. (2013) Description of two new Drepanomonas taxa and an account on features defining species in Drepanomonas Fresenius, 1858 (Ciliophora, Microthoracida). Eur. J. Protistol. 49: 420–437

Pomeroy L. R., Williams P. J., Azam F., Hobbie J. E. (2007) The microbial loop. Oceanography. 20: 28–33

Rahbek C. (1995) The elevational gradient of species richness: a uniform pattern? Ecography. 18: 200–205

Rzedowski J. (1978) Vegetación de México. Limusa, México Weisse T. (2014) Ciliates and the rare biosphere-community ecology and population dynamics. J. Eukaryot. Microbiol. 61: 419–433

Weisse T., Scheffel U., Stadler W., Foissner W. (2013a) Bromeliothrix metopoides, a boom and bust ciliate (Ciliophora, Colpodea) from tank bromeliads. Eur. J. Protistol. 9: 406–419

Weisse T., Scheffel U., Stadler P., Foissner W. (2013b) Functional ecology of the ciliate Glaucomides bromelicola, and comparison with the sympatric species Bromeliothrix metopoides. J. Eukaryot. Microbiol. 60: 578–587

Wiackowski K., Kocerba-Soroka W. (2017) Selective predation by harpacticoid copepod on ciliates in phytotelmata: a laboratory experiment. Hydrobiologia 790: 13–22