of Rhizopods, [56];
of Foraminifera, Discorbina and Patellina, [69];
temporary, in Actinophrys sol, [72];
of Myxomycetes, [90] f.
Plastron, of Echinocardium cordatum, [550];
of Sternata, [554]
Plate, on Dendrocometes, [162]
Plates, siliceous, of shell of Rhizopods, [29], [53] f.;
Platt, Julia B., on density of living protoplasm, [13] n.