Table 2 in Ontogeny and phylogeny of the anaerobic genus Urostomides with supplementing morphological characterization of the type and one litle-known species (Alveolata: Ciliophora: Armophorea)

Table 2. Comparison of morphometric characteristics of Urostomides species.
SpeciesBody length in vivo (μm)Shape of the posterior endParoral membraneAngle of adoral zone makes turn around long body axisNumber of SKbDKAZMData sourceU. bacillatus a49–98Rounded to obliquely truncate, not tail-likeSingle row<180°15–257–828–47Bourland et al. 2017U. caducus a71–97Truncate, not tail-likeSingle row≥360°27–40767–90Bourland et al. 2017U.campanula33–46Truncate, not tail-likeSingle rowAbout 270°11–15526–36Bourland et al. 2017U. darwini81–132Narrowly tailSingle row≥360°22–2710–1150–63Bourland et al. 2017U. denarius a35–57Rounded to truncate, not tail-likeSingle rowAbout 220°13–194–723–26Bourland et al. 2017U. pelobius45–60Not tail-likeSingle row, dikinetal–22–26636–42Foissner 2016U. pullus47–82Rounded, not tail-likeSingle rowAbout 220°8–104–512–25Bourland et al. 2017U. pyriformis43–70Transverse-truncateSingle row, dikinetal–16–256–740–50Foissner 2016U. spinosus25–45Tapered into three spinesSingle rowAbout 270°8525–32Zhuang et al. 2021U. striatus a50–106Narrow tailSingle row<180°13–205–728–42Bourland et al. 2017U. striatus63–90Sharpened or narrow tailDiplostichomonad, two rows of monokinetidsAbout 180°19–268–1133–46Present workU. minimus45–60Rounded, not tail-like–––––Kahl 1927, 1932U. minimus57–95Rounded, not tail-likeDiplostichomonad, two rows of monokinetids<180°16–206–824–35Present work
– Data not available. a Include one more Urostomides strains; b Excluding perizonal ciliary stripes.
Abbreviations:AZM,adoral zone of membranelles;DK, dome kineties;SK, somatic kineties.