Economic uses of Foraminifera, [69] f.
Ectocoele, [367]
Ectoderm, [246]
Ectoplasm (= ectosarc), [6], [46] f., [50];
of Amoeba, [5];
of Rhizopoda, [51] f.;
of Heliozoa, [71] f.;
of Radiolaria, [79] f. (see also Extracapsular protoplasm);
regeneration of, in Radiolaria, [35];
of Collozoum inerme, [76];