reduction-, [75] n.

Dixon and Hartog on pepsin in Pelomyxa, [16]

Dobie, [167]

Doederlein, [193] n.

Doflein, [46];

on parasitic and morbitic Protozoa, [94] n.;

on syngamy of Cystoflagellates, [135]

Dohrn, on carnivorous habits of Sphaerechinus, [516]

Dolichosporidia (= Sarcosporidiaceae), [98], [108]

Doramasia, [306];