Male gamete, [33];

motile in Lower Plants, Higher Cryptogams, Cycads, and Ginkgo, [38];

of Pandorina, [128] f.;

of Eudorina, [129];

of Peritrichaceae, [151]

—see also Sperm, Spermatozoon

Malignant tumour, associated with Leydenia, [91]

Mammals, syngamy in, [34];

contain Sarcosporidiaceae in muscles, [108]

Man, host of Amoeba, [57];