STUDIES OX THE ECTOPAEASITIC TREMATODES OE JAPAX^ 9(39 



Pagk 

 Penis 92. 



Of Diclidoplipr.a 93. 



OfOctocotyle 93. 



OfCalicotyle 94. 



Of Mouocotyle 94. 



Of Tristomum and Epibdella 95. 



Of Oncliocotyle 97. 



Of Axine, Hexacotyle, and Mie. reticulata 97. 



Glaudnla pi'Qstatica 99. 



Female Organs 103. 



Ovary 103. 



Oviduct. ., 106. 



Ootyp 108. 



Uterus ... 115. 



"Vitellarimn 117. 



Yolk-ducts 120. 



Vagina 123. 



Canalis Genito-intestiualis 130. 



Atrium Genitale 134. 



General Consideration and Comparison of Eesults 144. 



PrismaticFibresoftlie Wall of the Suckers of Axine, Miorocotyle, etc. ... 144. 



Penis 149. 



Prostate Gland 154. 



Homology of Canalis Genito-intestinalis 154. 



Protrusion of the Penis 173. 



Kemarks on the Terminology of the Genital Organs 174. 



Biological Notes ... , 176. 



Habitat 176. 



Locomotion 178. 



Food 180- 



Colouration 181. 



Injury to the Host 182. 



Systematic 182. 



I. Microcotyle 183. 



1. M. caudata , 186. 



