
Belongs within: Syndermata.
The Gnesiotrocha are a group of mostly sessile rotifers with malleoramate or uncinate trophi (Sørensen & Giribet 2006).
<==Gnesiotrocha [Flosculariacea]
|--FlosculariidaeSG06
| |--Floscularia Cuvier 1798R60
| | |--F. conifera (Hudson 1886)R60
| | |--F. mutabilisD01
| | `--F. ringens (Linnaeus 1758) [=Melicerta ringens]R60
| |--Ptygura Ehrenberg 1832SG06, R60
| | |--P. crystallina (Ehrb. 1834)R60
| | |--P. liberaSG06
| | |--P. longicornis [incl. Oecistes socialis Weber 1888, P. longicornis var. socialis]R60
| | |--P. melicerta (Ehrb. 1832)R60
| | |--P. pectiniferaPH10
| | `--P. velata (Gosse 1851) [=Oecistes velatus]R60
| |--Conochilus [Conochilidae]SG06
| | | i. s.: C. dossuariusPH10
| | | C. natansPH10
| | |--C. unicornisSG06
| | `--+--C. hippocrepis (Schrank 1830)SG06, R60 [incl. C. volvox Ehrb. 1834R60]
| | `--SinantherinaSG06
| | |--S. ariprepesSG06
| | |--S. semibullataPH10
| | `--S. socialisPH06
| |--Octotrocha speciosaPH10
| `--LacinulariaPH10
| |--L. ellipticaPH10
| |--L. elongataPH10
| |--L. flosculosaPH10
| `--L. socialisH04
`--+--Testudinella Bory de St. Vincent 1826SG06, T86 [Testudinellidae]
| |--T. ahlstromiPH10
| |--T. amphoraPH10
| |--T. ellipticaPH10
| |--T. incisa (Ternetz 1892)R60
| |--T. mucronta (Gosse 1886)R60
| |--T. obscura Althaus 1957T86
| |--T. parvaPH10
| |--T. patina (Hermann 1783) [=Pterodina patina]R60
| |--T. reflexa (Gosse 1887) [=Pterodina reflexa]R60
| |--T. striata (Murray 1913) [=Pterodina striata]R60
| `--T. trilobataPH10
`--+--Filinia Bory de St Vincent 1824SG06, R60 [Filiniidae]
| |--F. cornuta (Weisse 1847)R60
| |--F. longiseta (Ehrb. 1834) [=Triarthra longiseta]R60
| |--F. maior (Colditz 1924)R60
| |--F. passa (Muller 1786) [incl. Triarthra mystacina Ehrb. 1832]R60
| |--F. pejleriPH10
| `--F. terminalis (Plate 1886)R60
`--CollothecaceaSG06
|--StephanocerosSG06
| |--S. eichhorniiH04
| `--S. fimbriatusSG06
`--Collotheca Harring 1913 [Collothecidae]T86
|--C. ambigua (Hudson 1883) [=Floscularia ambigua]R60
|--C. campanulataSG06
|--C. coronetta (Cubitt 1869) [=Floscularia coronetta]R60
|--C. ornata (Ehrb. 1832) [=Floscularia ornata; incl. C. ornata var. cornuta (Dobie 1849)]R60
`--C. wiszniewskii Varga 1938T86
*Type species of generic name indicated
References
[D01] Daday, E. 1901. Édesvizi mikroszkópi állatok [Mikroskopische Süsswasserthiere]. In: Horváth, G. (ed.) Zichy Jenő Gróf Harmadik Ázsiai Utazása [Dritte Asiatische Forschungsreise des Grafen Eugen Zichy] vol. 2. Zichy Jenő Gróf Harmadik Ázsiai Utazásának Állattani Eredményei [Zoologische Ergebnisse der Dritten Asiatischen Forschungsreise des Grafen Eugen Zichy] pp. 375–470. Victor Hornyánszky: Budapest, and Karl W. Hierseman: Leipzig.
[H04] Haeckel, E. 1899–1904. Kunstformen der Natur. Bibliographisches Institut: Leipzig und Wien.
[PH06] Passamaneck, Y., & K. M. Halanych. 2006. Lophotrochozoan phylogeny assessed with LSU and SSU data: evidence of lophophorate polyphyly. Molecular Phylogenetics and Evolution 40 (1): 20–28.
[PH10] Pinder, A. M., S. A. Halse, R. J. Shiel & J. M. McRae. 2010. An arid zone awash with diversity: patterns in the distribution of aquatic invertebrates in the Pilbara region of Western Australia. Records of the Western Australian Museum Supplement 78 (1): 205–246.
[R60] Russell, C. R. 1960. An index of the Rotatoria of New Zealand and outlying islands from 1859 to 1959. Transactions of the Royal Society of New Zealand 88 (3): 443–461.
[SG06] Sørensen, M. V., & G. Giribet. 2006. A modern approach to rotiferan phylogeny: combining morphological and molecular data. Molecular Phylogenetics and Evolution 40: 585–608.
[T86] Tzschaschel, G. 1986. Rotatoria. In: Botosaneanu, L. (ed.) Stygofauna Mundi: A Faunistic, Distributional, and Ecological Synthesis of the World Fauna inhabiting Subterranean Waters (including the Marine Interstitial) pp. 76–85. E. J. Brill/Dr W. Backhuys: Leiden.