46 Proceedings of the Royal Society of Victoria. 



Excretory system. Plectonephric. 



Reproductive system. Testes, two pairs in segments 10 and 

 11, into which the rosettes open. 



Spermiducal glands, small flattened, with a larger and smaller 

 lobe ; in segment 18. 



Sperm sacs, not visible. 



Ovaries in segment 13, into which the oviduct opens. 



Spermathecae, five pairs, in segments 5, 6, 7, 8, and 9, each 

 consisting of a sac with a tubular diverticulum longer than the 

 sac. 



Habitat. Gerangamete, Victoria. 



(3). Megascolex fardyi, sp. n. (Figs. 43, 44, 45). Spirit 

 specimens 1-2 inches long, Jg- inch broad. 



Prostomium completely dovetailed into the peristomium. 



Peristomium with a median ventral cleft. 



Clitellum extending over segments 15-18 and the posterior part 

 of segment 14. Accessory copulatory structures ; two pairs of 

 white oval glandular patches, on which the three ventral setae 

 are inserted on segments 10 and 11 ; a pair of glandular patches 

 ventrally on segment 17, and another on segment 19. 



Setae, 10-12 on each side in front of the clitellum ; 12 behind 

 the clitellum. 



Male pores on papillae between the ventral pair of setae on 

 each side in segmeet 18. 



Oviduct pores on segment 14. 



Spermathecal pores, 4 pairs at the level of the interval between 

 the two ventral setae on each side between segments 5 and 6, 6 

 and 7, 7 and 8, 8 and 9. 



Dorsal pores present, the first between segments 4 and 5. 



Alimentary canal. Gizzard in segment 5 ; three pairs of 

 calciferous glands in segments 10, 11, 12; large intestine, 

 commencing in segment 17. 



Circulatory system. Dorsal vessel single ; hearts in segments 

 7-12. 



Excretory system. Plectonephric. 



Reproductive system, 2 pairs of testes, in segments 10 and 11, 

 into which the rosettes open. 



Spermiducal glands, small, flattened, lobulate, in segment 18. 



