IID 



SPOEOZOA. 



or four days if kept moist. There is no distinction between 

 the gametocytes, but one gives rise to slightly drawn out 

 and pointed (male) gametes and the other to perfectly 

 elliptical (female) gametes. Sporocysts compressed, truncate 

 at one pole, and with a median ridge. They are released 

 through a single spore-duct in a long chain formed of pairs 

 set obliquely. 



Fig. 42. — Monoductus lunatus Ray & Chak. A, adult; B, same, 

 showing the orifice in the protometerite and the longi- 

 tudinal myonemes passing through it. (After Ray and Chak- 

 ravarti.) 



Dimensions. — Full-grown trophozoite 225-445 /z. by 33- 

 47 /x ; length of epimerite 7-5-10-25/i; nucleus 30/i by 12ju,; 

 gametocysts 225-230 ju, ; sporocysts 10-25ju, by 4jU,. 



Habitat. — Alimentary canal of a Millipede, Strongylosoma 

 contortipes Attems : Bengal, Calcutta. 



