188 SPOLTA ZEYLANICA. 



Fig. 31. — Same. Hook. 



Fig. 32. — Ophryocotyle zei/lanica. Transverse section ; on the 

 one side the male organs are figured, on the other the female. 



Fig. 33. — Same. Scolex from the frontal surface. 



Fig. 34.— Same. Hook. 



Fig. 35. — Brochocfiphalus paradoxus. Horizontal section ; this 

 figure is reproduced on Plate III. 



Fig. 36. — Same. Rostellum in side view. 



Fig. 37.— Same. Hook (on PI. III.). 



Fig. 38.— Same. An egg. 



Fig. 39. — (PI, II.). Gittotcenia hursaria. Portion of a trans- 

 verse section ; s. I. Bursa ejaculatoria ; s. II. Seminal vesicle. 



Fig. 40.— (PI. II.). Same. An egg. 



Fig. 41. — (PI. III.) Ichtliyokenia cryptohothrium. Transverse 

 section through the scolex, 0*30 mm. from the apical point. 



Fig. 42. — (PI. III.). Same. Transverse section. 



Fig. 43. — (PI. II.) Aphanohothrium catenatum. Head end in 

 flat view. , 



Fig. 44. — (PI. III.). Same. Head end in frontal view. 



Fig. 45. — (PI. III.) Same. Transverse section through the 

 retracted suckers. 



Fig. 46. — (PI. II.). Same. Surface view of posterior end. 



Fig. 47. — (PI. III.). Same. Portion of a transverse section. 



N.B. — The remaining figures are on PI. III. 



Fig. 48,. — Ascaris hrachyclieilos. Dorsal lip. 



Fig. 49. — Heterahh granulosa, 6. Tail from below. 



Fig. 50. — Oxysoma falcatiim. Head end. 



Fig. 51. — Same, 6. Tail from right side. 



Fig. 52. — Filaria digitata. Head end. 



Fig. 53. — Same. Tail end of male from right side. 



Fig. 54. — Same. Tail points of male from below. 



Fig. 55. — Same. Tail points of female from below. 



