FIGURE 4. Prochristianella jensenae n in Prochristianella Dollfus, 1946 (Trypanorhyncha: Eutetrarhynchidae) from elasmobranchs off Borneo and Australia, including new records and the description of four new species

FIGURE 4. Prochristianella jensenae n. sp. from Pastinachus solocirostris. A. Complete specimen. B. Scolex. C. Bulb; note absence of gland-cells. D. Mature segment. E. Gravid segment. Abbreviations: cs, cirrus sac; isv, internal seminal vesicle; mg, Mehlis' gland; ov, ovary; rm, retractor muscle; t, testis; ut, uterus; vit, vitelline follicle.