PLATE XXXIX. 



Fig. 1. PsEUDONUs ACUTUS Garm. Page 169. 

 Fig. 2. MixoNus CAUDALis Garm. Page 148. 



Disks of the Lateral System with nerves and connections. 

 Fig. 3. Cat^etyx simus Garm. Page 168. 



Viscera from the right side. 

 Fig. 4. Genital cage, papilla, etc. of C simus, from below, from the side, and from above. 

 Fig. 5. Corresponding views of the Genital cage, etc. of Barathrmms bicolor G. B. 



