The British Freshwater Rhizopoda and Heliozoa, Vol. 5 (Classic Reprint)

Excerpt from The British Freshwater Rhizopoda and Heliozoa, Vol. 5 Only one pulsating vesicle is normally present and its period of dilatation and contraction is usually between 40 and 100 Seconds. The non-contractile vacuoles are as. A rule numerous and disseminated throughout the ectoplasm. The food of the Heliozoa consists of living animal cula or algae, the smaller organisms being ingested by the ectoplasm whilst the larger are captured by means of the pseudopodia. Digestion takes place in vacuoles containing a clear secretion having digestive functions. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.