Cotte, [218] n.

Cotton-spinner, [564]

Cotylorhiza, [325]

Coupled cell, [31], [33] f.;

in Flagellates, [116] f.

—see also Zygote

Covering-plates, of arms of Ophiuroidea, [491];

of arms of Crinoidea, [589];

of Hyocrinus, [589], [590];

of Rhizocrinidae, [589], [591];