of Ciliata, [145];

of Gymnostomaceae, [145];

of Paramecium caudatum, [151];

of Caenomorpha uniserialis, [155];

of Peritrichaceae, [145];

of Carchesium polypinum, [146] f.;

of Vorticella, [156], [157]

Pharynx-tube of Euglenaceae, [124] f.

—see also Flagellar Pit

Pheronema, [204];