724 OLIGOCHAETA 



(7) Lumbricus herculeus (Savigny). 



Enterion herculeum, Savignt, Mdm. Roy. Ac. Inst. Fr. (Analyse), v, 1836, 



p. 188. 

 L. herculeus, DuGES, Ann. Sci. Nat., (2) viii, 1837, p. ai. 

 L. agricola, Hoffmeistee, De verm, quibusd. 1842, p. 24 (in part.). 

 L. terrestris, Etsen, Ofv. Svensk. Akad., 1871, No. 10, p. 954. 



Definition. Length, 360 mm.; number of segments, 180. Clitellum, XXXII— XXXVII. 

 Ttibercula puhertatis, XXXIII-XXXFI. First dorsal pore, VII/VIII. Male pores 

 conspicuous. Sab. — Northern Europe ; N. America ; Siberia. 



