Dear Peter,
The ciliate home page has what you want:
http://www.uoguelph.ca/zoology/ciliate/intro.htm It is maintained by
Denis Lynn (ddr at uoguelph.ca) or Andre-Denis Wright (awright at uoguelph.ca)
at U. of Guelph, Canada. Here are the relevant extracts -
ORDER VESTIBULIFERIDA de Puytorac et al., 1974
Balantidiidae Reichenow in Doflein & Reichenow, 1929
- Balantidium Claparede & Lachmann, 1858
ORDER MOBILIDA Kahl, 1933
Trichodinidae Claus, 1874
- Trichodina Ehrenberg, 1830
ORDER HYMENOSTOMATIDA Delage & Herouard, 1896
SUBORDER Ophryoglenina Canella, 1964
Ichthyophthiriidae Kent, 1881
- Ichthyophthirius Fouquet, 1876
ORDER SESSILIDA Kahl, 1933
Epistylididae Kahl, 1933
- Epistylis Ehrenberg, 1830 joc
Graham