34 



MR. F, E. BEDDARD ON EARTHWORMS 



[Jan. b. 



The 



this point I could not; be certain of the presence of cilia. 

 intestine has no typhlosole. 



The brain is situated further back in the body than in the last 

 species ; it lies towards the posterior boundary of segment iii. 



The first intersegmental septum separates segments v./vi. ; the 

 septa separating segments vi./vii., vii./viii., viii./ix., ix./x,, x./xi., 

 xi./xii., xii./xiii., xiii./xiv., xiv./xv. are shorter than those which 

 follow, but there is not a very great increase of thickness in their 



Fig. 2. 



Penial seta of Microscolex poultoni. 



muscular layers — not so much, for instance, as in the last species. 

 The ventral insertion of the anterior septa does not coincide with the 

 intersegmental furrows. 



The nephridia commence in segment iii. Their structure appears 

 to be identical with that of the last described species. The first 



