Student Project Figures Figure 5 Scanning Electron Microscope image of the main area of the organism. Enlarged image shows the swarmer cells (macro-zooids) which will grow to become telotrochs. The accentuated furrows that can be seen in the swarmer cells appear during the growth process (Summers, 1938), so this individual is still preparing to release its macro-zooids.  Figure 5 Figure 6 Figure 7