Chaetozone, [326];

uncini, [268]

Chaetura, [235]

Chalk, Serpulids of, [301]

Charles, on male guinea-worm, [148]

Cheilostomata, [477], [506], [518], [519], [525], [526] f.;

occurrence, [478];

external characters (see also Avicularium and Vibraculum), [481];

ovicells, [507];

reproduction, [507] f.;