442 OLIGOCHAETA 



(8) Diporochaeta tanjilensis (SPENCER). 

 Perichaeta tanjilensis, SPENCER, loc. cit., p. 24. 



Definition. Length, 90 mm. Prostomium complete. Clitellum, XIV-XVII. Setae, 8 OH 

 first six segments, after gradually increasing to 20. Genital papillae paired on XVI- 

 XXI between the segments. Other organs as in last species. Hob. Gembrook, 

 Warlurton, Tanjil Track, Fern Tree Gully, Dandemong, Victoria. 



(9) Diporochaeta copelandi (SPENCER). 

 Perichaeta copelandi, SPENCER, loc. cit., p. 2. 



Definition. Length, I2$mm.; number' of segments, 175. Prostomium complete. Clitellum, 

 XIII-XVII. Setae, 20-34 in front of and on clitelliim, 46-50 behind. Genital 

 papillae paired on IX XIII, paired on XVI/XVIIXIX/XX. Oesophageal swellings on 

 IXXV; intestine begins XVII. Last heart in XII. Sperm-sacs in IX, XII, XIII. 

 Spermathecae in V-IX. Hab. Warragul, Victoria. 



(10) Diporochaeta obscura (SPENCER). 

 Perichaeta obsciira, SPENCER, loc. cit., p. 3. 



Definition. Length, 70 mm. ; number of segments, 100. Prostomium complete. Clitellum, 

 XLU-XVI. Setae, 18-24. Genital papillae paired on XVI/XVII, XVII/ XVIII, to the 

 inside a pair of XVIII, median mi XVIII/XIX, XIX/XX. Oesophageal swellings in 

 XII-XV ; intestine begins in XVII. Last heart in XII. Sperm-sacs in IX, XII. 

 Spermathecae in V-IX. Hab. Warragul, Fern Tree Gully, Victoria. 



(n) Diporochaeta lochensis (SPENCER). 

 Perichaeta lochensis, SPENCER, loc. cit., p. 13. 



Definition. Length, 75 mm. Clitellum, XIII-XVI. Setae, 18-20, or even 38. Qenital 

 papillae paired XVIII/XIX, XIX/XX. Oesophageal swellings in XII-XV ; intestine 

 begins in XVII. Last heart in XII. Sperm-sacs in IX, XII. Spermathecae in V-IX. 

 Hab. Loch, S. Gippsland, Victoria. 



