Name: Andvakia discipulorum
Reference: Daly M. and Goodwill R. H., 2009, Page 270 , fig. 3B-D
Caption: "B. Lateral view of expanded living specimen in substrate. Periderm-free capitulum is visible just below oral crown. C. Oral view of partially expanded living specimen. D. Longitudinal section through distal column. Mesogleal marginal sphincter muscle is outlined in white; a tentacle (Te) is indicated for orientation. Scale bar = 0.50 mm." Permission to display image granted by copyright holder.