Alias: Hypotrichida, hypotrichs

Top Publications

  1. Lyu Z, Li J, Zhu E, Shao C. Morphology and morphogenesis of a new soil urostylid ciliate, with the establishment of a new genus Caudiurostyla gen. nov. (Ciliophora, Hypotrichia). Eur J Protistol. 2018;66:166-176 pubmed publisher
    ..Based on the morphology and morphogenesis, the new genus differs from Pseudourostyla and Hemicycliostyla by presence of caudal cirri. ..
  2. Zhang T, Qi H, Zhang T, Sheng Y, Warren A, Shao C. Morphology, morphogenesis and molecular phylogeny of a new brackish water subspecies, Neourostylopsis flava paraflava nov. subsp. (Ciliophora, Hypotrichia, Urostylidae), with redefinition of the genus Neourostylopsis. Eur J Protistol. 2018;66:48-62 pubmed publisher
  3. Shao C, Chen L, Pan Y, Warren A, Miao M. Morphology and phylogenetic position of the oxytrichid ciliates, Urosoma salmastra (Dragesco and Dragesco-Kernéis, 1986) Berger, 1999 and U. karinae sinense nov. sspec. (Ciliophora, Hypotrichia). Eur J Protistol. 2014;50:593-605 pubmed publisher
    ..Phylogenetic analyses based on SSU rRNA gene sequence data suggest a close relationship between U. salmastra, U. karinae sinense nov. sspec. and Oxytricha granulifera within the Oxytrichinae assemblage. ..
  4. Sheng Y, He M, Zhao F, Shao C, Miao M. Phylogenetic relationship analyses of complicated class Spirotrichea based on transcriptomes from three diverse microbial eukaryotes: Uroleptopsis citrina, Euplotes vannus and Protocruzia tuzeti. Mol Phylogenet Evol. 2018;129:338-345 pubmed publisher
    ..is monophyletic when Protocruzia is excluded, in which four subclasses: Oligotrichia, Choreotrichia, Hypotrichia and Euplotia also formed momophyletic groups respectively...
  5. Benčaťová S, Tirjaková E, Vďačný P. Resting cysts of Parentocirrus hortualis Voß, 1997 (Ciliophora, Hypotrichia), with preliminary notes on encystation and various types of excystation. Eur J Protistol. 2016;53:45-60 pubmed publisher
    ..This is the first report of division in resting cysts of oxytrichids, but reproduction in division cysts was already described in keronopsids. ..
  6. Lyu Z, Li J, Qi S, Yu Y, Shao C. Morphology and morphogenesis of a new soil urostylid ciliate, Australothrix xianiensis nov. spec. (Ciliophora, Hypotrichia). Eur J Protistol. 2018;64:72-81 pubmed publisher
  7. Zhao X, Gao S, Fan Y, Strueder Kypke M, Huang J. Phylogenetic framework of the systematically confused Anteholosticha-Holosticha complex (Ciliophora, Hypotrichia) based on multigene analysis. Mol Phylogenet Evol. 2015;91:238-47 pubmed publisher
  8. Makhija S, Gupta R, Toteja R. Lithium-induced developmental anomalies in the spirotrich ciliate Stylonychia lemnae (Ciliophora, Hypotrichida). Eur J Protistol. 2015;51:290-8 pubmed publisher
    ..The results point to the extremely complex and heterogeneous organization of the cellular cortex (plasma membrane and cytoskeleton) which is capable of exerting autonomous control over the phenotype and cortical pattern. ..
  9. Pan X, Fan Y, Gao F, Qiu Z, Al Farraj S, Warren A, et al. Morphology and systematics of two freshwater urostylid ciliates, with description of a new species (Protista, Ciliophora, Hypotrichia). Eur J Protistol. 2016;52:73-84 pubmed publisher
    ..subtropica is also provided. Phylogenetic analyses based on small subunit ribosomal DNA sequences shows that P. subtropica and N. flava spec. nov. group with their congeners and both Neourostylopsis and Pseudourostyla are monophyletic. ..

More Information


  1. Kumar S, Foissner W. High cryptic soil ciliate (Ciliophora, Hypotrichida) diversity in Australia. Eur J Protistol. 2016;53:61-95 pubmed publisher
    ..subgen., nov. spec. This new subgenus is unique among all described hypotrichs in having reduced some anterior paroral dikinetids the fibrillar associates of which are, however, still present...
  2. Jo E, Jung J, Min G. Morphology and Molecular Phylogeny of Two New Brackish Water Ciliates of Bakuella (Ciliophora: Urostylida: Bakuellidae) from South Korea. J Eukaryot Microbiol. 2015;62:799-809 pubmed publisher
    ..Molecular phylogeny using SSU rRNA gene sequences shows a nonmonophyletic relationship among Bakuella species and emphasizes the need for further morphogenetic studies of this genus and other related hypotrichs.
  3. Fan Y, Zhao X, Hu X, Miao M, Warren A, Song W. Taxonomy and molecular phylogeny of two novel ciliates, with establishment of a new genus, Pseudogastrostyla n. g. (Ciliophora, Hypotrichia, Oxytrichidae). Eur J Protistol. 2015;51:374-85 pubmed publisher
    ..sp. clusters with Oxytricha elegans rather than the type species, U. agilis. Nodal support values are, however, too low to draw any conclusions about the molecular systematics of the genus Urosomoida. ..
  4. Wang J, Lyu Z, Warren A, Wang F, Shao C. Morphology, ontogeny and molecular phylogeny of a novel saline soil ciliate, Urosomoida paragiliformis n. sp. (Ciliophora, Hypotrichia). Eur J Protistol. 2016;56:79-89 pubmed publisher
    ..paragiliformis n. sp. and Paraurosomoida indiensis. A new combination is made: Oxytrichella subtropica (Fan et al., 2015) comb. nov. (basionym Urosomoida subtropica). ..
  5. Lu X, Huang J, Shao C, Al Farraj S, Gao S. Morphology and Morphogenesis of a Novel Saline Soil Hypotrichous Ciliate, Gonostomum sinicum nov. spec. (Ciliophora, Hypotrichia, Gonostomatidae), Including a Report on the Small Subunit rDNA Sequence. J Eukaryot Microbiol. 2017;64:632-646 pubmed publisher
    ..The new species G. sinicum nov. spec. is perhaps closely related to Cotterillia bromelicola and two congeners. ..
  6. Luo X, Li L, Wang C, Bourland W, Lin X, Hu X. Morphologic and phylogenetic studies of two hypotrichous ciliates, with notes on morphogenesis in Gastrostyla steinii Engelmann, 1862 (Ciliophora, Hypotrichia). Eur J Protistol. 2017;60:119-133 pubmed publisher
    ..Y2 (KT780432) (probably a misidentification), nest together in the big group of the subfamily Stylonychinae with moderate to high support (ML/BI, 91%/0.95), very likely revealing the monophyly of the genus Gastrostyla. ..
  7. Luo X, Fan Y, Hu X, Miao M, Al Farraj S, Song W. Morphology, Ontogeny, and Molecular Phylogeny of Two Freshwater Species of Deviata (Ciliophora, Hypotrichia) from Southern China. J Eukaryot Microbiol. 2016;63:771-785 pubmed publisher
    ..abbrevescens. In addition, the SSU rRNA gene was first sequenced for both species. Molecular phylogenetic analyses suggest that the genus Deviata is non-monophyletic and has a close relationship with Perisincirra paucicirrata. ..
  8. Li L, Zhao X, Ji D, Hu X, Al Rasheid K, Al Farraj S, et al. Description of two marine amphisiellid ciliates, Amphisiella milnei (Kahl, 1932) Horváth, 1950 and A. sinica sp. nov. (Ciliophora: Hypotrichia), with notes on their ontogenesis and SSU rDNA-based phylogeny. Eur J Protistol. 2016;54:59-73 pubmed publisher
    ..The molecular information indicates that both organisms belong to two separate clades and confirms that the genus Amphisiella might be polyphyletic. ..
  9. Liu W, Jiang J, Xu Y, Pan X, Qu Z, Luo X, et al. Diversity of free-living marine ciliates (Alveolata, Ciliophora): Faunal studies in coastal waters of China during the years 2011-2016. Eur J Protistol. 2017;61:424-438 pubmed publisher
    ..About 210 morphotypes including over 100 new species within six groups (cyrtophorians, hypotrichs s.l...
  10. Méndez Sánchez D, Mayén Estrada R, Luo X, Hu X. A New Subspecies of Oxytricha granulifera (Hypotrichia: Oxytrichidae) from Mexico, with Notes on its Morphogenesis and Phylogenetic Position. J Eukaryot Microbiol. 2017;: pubmed publisher
  11. Lu X, Huang J, Shao C, Berger H. Morphology, cell-division, and phylogeny of Schmidingerothrix elongata spec. nov. (Ciliophora, Hypotricha), and brief guide to hypotrichs with Gonostomum-like oral apparatus. Eur J Protistol. 2018;62:24-42 pubmed publisher
    ..A list of genera (14) and species (58) which have - like Schmidingerothrix - a gonostomatid oral apparatus, as well as a key to these genera are provided. ..
  12. Wang J, Ma J, Qi S, Shao C. Morphology, morphogenesis and molecular phylogeny of a new soil ciliate Paragonostomoides xianicum n. sp. (Ciliophora, Hypotrichia, Gonostomatidae). Eur J Protistol. 2017;: pubmed publisher
    ..xianicum. Phylogenetic analyses based on small subunit ribosomal DNA sequence data reveal a close relationship of P. xianicum n. sp. with Cotterillia bromelicola and two Gonostomum-species. ..
  13. Wang J, Qi S, Chen L, Warren A, Miao M, Shao C. Morphogenesis of a saline soil ciliate Urosoma salmastra (Dragesco and Dragesco-Kernéis, 1986) Berger, 1999 with notes on the phylogeny of Urosoma (Ciliophora, Hypotrichia). Eur J Protistol. 2017;61:180-193 pubmed publisher
    ..emarginata. The molecular phylogeny indicates that Urosoma is not monophyletic, viz, U. emarginata branches separately from its congeners and the closest relative of U. salmastra is Oxytricha granulifera...
  14. Huang J, Luo X, Bourland W, Gao F, Gao S. Multigene-based phylogeny of the ciliate families Amphisiellidae and Trachelostylidae (Protozoa: Ciliophora: Hypotrichia). Mol Phylogenet Evol. 2016;101:101-110 pubmed publisher