126 
Queen stand T remat odes 
Fig. 10. 
Fig. 11. 
Fig. 12. 
Fig. 13. 
Platynotrema biliosum. T.S. Cuticle. 
Platynotrema jecoris (X 20). 
Clinostomum hornum ( X 20). 
Orchipedum sufflavum. L.S. Terminal part of uterus. 
The following letters apply to all the figures. 
B. S. Ventral sucker. 
C. B. Cirrus-pouch. 
J. Intestine. 
K. St. Ovary. 
L. C. Laurer’s Canal 
Oo. Ootype. 
P.O. Genital aperture. 
P.P. Pars prostatica. 
R.S. Receptaculum seminis. 
T. Testes. 
Ut. Uterus. 
Vg. Vagina. 
V.S. Vesicula seminalis. 
Y.R. Yolk reservoir. 
