Ciliated Tracts: The lateral bands present on the upper portion of a mesenterial filament, this band consisting of a mesogleal core and an epithelium consisting purely of flagellated cells (Stephenson, 1928: p.33). Ciliated tracts are in higher concentration closer to the actinopharynx.

Image of Ciliated Tracts: (species names are linked to the Hexacorallian database)

Species Pelocoetes minima CAPTION """Fig. 10.-Transverse section through the trefoil region of the filament. cil.tr., ciliated tract; cnid.gl.tr., cnidoglandular tract; gl.c., gland-cell; int.tr., intermediate tract of the filament; mu., mucus-cell, ret., reticular tract."""

In the picture above, the ciliated tracts are highlighted yellow from a picture of a mesenterial filament.