ART. 18 THE TREMATODE FAMILY SCHISTOSOMIDAE PRICE 39 



Plate 12 

 Ormthobilharsia turkestanicum 



Figtjbb46. Male and female. After Skrjabin, 1913. 



47. Female ; showing digestive system. After Skrjabin, 1913. 



48. Posterior end of male. After Skrjabin, 1913. 



49. Female genital system. After Skrjabin, 1913. 



50. Eggs. After Skrjabin, 1913. 



Plate 13 

 Ormthobilharzia bomfordi 



FigtjheSI. Male and female. After Montgomery, 1906. 



52. Egg. After Montgomery, 1906. 



Dendritobilharzia pulverulent a 



53. Male. After Braun, 1902. 



54. Male. After Skrjabin and Zakharow, 1920. 



Trichobilharzia kossarewi 



55. Male. After Skrjabin and Zakharow, 1920. 



Plate 14 

 Bilharziella polonica 



Figx7Be56. Male. After Kowalewski, 1895. 



57. Female. After Kowalewski, 1895. 



58. Egg. After Kowalewski, 1895. 



OigantobUharzia acotylea 



59. Male; (a) anterior end showing gynaecophorlc canal, (&) posterior 



end, (c) anterior end showing digestive and reproductive systems. 

 After Odhner, 1910. 



60. Female; (o) anterior end, (&) female reproductive organs. After 



Odhner, 1910. 



Plate 15 



Bilharziella yokogavoai 

 Figure 61. Male; ventral view. After Oiso, 1927. 



62. Male ; anterior end showing gynaecophoric canal. After Oiso, 1927. 



63. Egg. After Oiso, 1927. 



64. Cercaria. After Oiso, 1927. 



o 



