Centrosome, [19], [26] f.;

of Heliozoa, [72];

(= blepharoplast) in Flagellates, [115]

Centrosphere, [25] f., [27]

Centrostephanus, [522], [539];

C. longispinosus, [522], [532], [539]

Cephalis (= uppermost chamber of monaxonic Radiolarian shells), [83]

Cephalodiscus, [617]

Cephalont of Gregarines, [98]

Cephalopoda, erroneous reference of Foraminifera to, [62]