FIGURES 15–19. 15. Ventral view showing 0 in The deep-sea fish digenean genus Tellervotrema Gibson & Bray, 1982 (Opecoelidae: Plagioporinae): Re-evaluation of the type species, T. armstrongi Gibson & Bray, 1982 and T. beringi (Mamaev, 1965)

FIGURES 15–19. 15. Ventral view showing 0 vitelline gaps in specimen of Tellervotrema beringi (Mamaev, 1965) from the giant grenadier, Albatrossia pectoralis. 16. Ventral view of vitelline gaps (3) distributed randomly (diagonal gap running anterosinistral to ventral sucker; horizontal gap on right side just posterior to ventral sucker; horizontal gap on left side displaced longitudinally to level of testes) in specimen of T. beringi from Coryphaenoides sp. 17. Ventral view of eggs showing conspicuous knob or boss on one pole of each from specimen of T. beringi from A. pectoralis. 18–19. Ventral views of 4- and 3- lobed ovary from T. armstrongi Gibson & Bray, 1982 from the common Atlantic grenadier, Nezumia aequalis. Abbreviations: C, cecum; O, oesophagus; OV, ovary; T, testes; U, uterus; V, vitelline follicles; VS, ventral sucker. Scale-bars: 15, 600 µm; 16, 280 µm; 17, 80 µm; 18, 150 µm; 19, 100 µm.