Asconema setubalense, [221]

Asexual reproduction of Asteroidea, [459];

of Linckia, [459];

of Asterina wega, [459]

Ashworth, [331] n.

Asiphonacea, [347]

Asphyxia, its effect on contractile vacuole, [143]

Aspidochirota, [568], [569], [570] f., [577], [578]

Aspidosoma, [476]

Aspirotrichaceae, [137], [148], [151], [153], [154]