The mouth lies usually in the centre of the anterior vzs and sub-terminal sucker or between two adoral suckers, but in Gasterostomum and its allies it is mid-ventral.
C, Epibdella hippoglossi (from Halibut); ms, the two adoral suckers with the mouth (m) between them; ps, ventral sucker; ov, ovary, to testes.
A, Dorsal view showing the nervous system and digestive system; a, mouth; b, pharynx; c, d, e, gut; E, post-genital union of two limbs of gut; f, excretory pore; g, vaginal pore; h, j, k, brain and nerves; 1, dorsal nerves; m, ventral nerves; n, adoral sucker; o, posterior sucker; p, hooks on posterior sucker; r, vitello-intestinal duct.
A radial vertical plane so as B, Inferior or adoral olfactory to pass through the long axis of_the tentaculocyst.
How would you define adoral? Add your definition here.