Cephalochordata, [112] f., [4], [38]

Cephalodiscus, [21] f., [5], [28], [29], [31], [32];

distribution, [23];

budding, [24];

structure, [24] f.;

males, [26];

C. dodecalophus, [22], [23], [24], [25]

Cepola, [662];

C. rubescens, [662]

Cepolidae, [661], [653]