Schultze, Max, on Protozoa and on protoplasm, [46];

on structure of Foraminifera, [62]

Schulze, F. E., on Heliozoa, [71];

on Sponges, [167], [197] n., [199], [200];

on Spongicola, [318]

Schütt, on Dinoflagellata ("Peridiniales"), [119], [132]

Sclerobase, [371], [407]

Scleroblast, [171], [330]

Scleroderm, [371]

Sclerogorgiidae, [351]