E. umbellaria, nematocysts of, [249]

Epitheca, [386]

Epizoanthus, [406];

on Hyalonema, [204];

E. glacialis, infested by Gregarines, [99];

E. incrustatus, [406];

E. paguriphilus, [406];

E. stellaris, [406]

Epizoic, Protozoa, [48];

Ciliata, [158];