Foissner and Foissner, 1988
Cytostome surrounded by one right and one left perioral kinety composed of dikinetids, right kinety accompanied by (oralized?) somatic monokinetids forming a distinct third perioral kinety whose transverse microtubular ribbons contribute to oral basket (rhabdos); right lateral ciliature with or without dorsolateral kineties, ciliary rows successively shortened along perioral and dorsolateral kineties.
Family Litonotidae
Family Loxophyllidae