FIGURE 7 in Eggs sunny-side up: A new species of Olea, an unusual oophagous sea slug (Gastropoda: Heterobranchia: Sacoglossa), from the western Atlantic

FIGURE 7. Digestive system of Olea hensoni n. sp. A, Lateral view. B, Dorsal view. C, Radula. D, Midgut, lateral view, cut longitudinally to show inner surface. an, anus; bm, buccal mass; dg, digestive gland; ds, septate muscle; es, esophagus; in, intestine; ma, ascus musculature; ns, central nervous system; sg, salivary glands; st, stomach. Scale: 0.5 mm.