Assimilation, assimilative anabolism, growth, [9], [13], [15] f.

Association, in Gregarines, [95], [98] f.;

in Lankesteria ascidiae, [95] f.

Astasia, [110], [112]

Aster (= centrosome of mitotically dividing cell and peripheral rays), [25], [27];

(a polyaxonid spicule), [184]

Asterias, [473], [475];

A. rubens, [432];

external features, [432];

pedicellariae, [433];