The membranelles of the AZM extending from the ventral side of the oral cavity are largely composed of 2 rows of cilia. A dikinetid of the somatic surface is also present. This dikinetid also has pigment vesicles containing electron opaque material close by. TEM taken on 7/24/67 by R. Allen with Philips 200 operating at 60kV. Neg. 4,500X. Standard glutaraldehyde fixation followed by osmium tetroxide, dehydrated in alcohol, and embedded in an epoxy resin. Microtome sections prepared at approximately 75nm thickness. The raw film was scanned with a Nikon Coolscan 9000ED. This image is suitable for quantitative analysis. Additional information is available at (http://www5.pbrc.hawaii.edu/allen/).