FIGURES 6–8 in Five new species of Acanthobothrium van Beneden, 1849 (Cestoda: Tetraphyllidea) in elasmobranchs from the northwest Atlantic and Gulf of Mexico with first records from smooth-hound sharks and guitarfish

FIGURES 6–8. Transverse sections of Acanthobothrium cairae sp. nov. 6. Immature segment, anterior to cirrus sac. Note 8 large muscle bundles. 7. Mature segment, anterior to ovary. Note testes, vitellaria, uterus and 8 large muscle bundles. 8. Mature segment. Section at level of ovarian isthmus. Note bilobed ovary and 8 large muscle bundles. Abbreviations: dc, dorsal osmoregulatory canal; m, muscle bundle; o, ovary; t, testis; u, uterus; v, vagina; vc, ventral osmoregulatory canal; vt, vitelline follicles, Scale bars: Figs. 6–8= 200 µm.