AN ATTEMPT TO CLASSIFY EARTHWORMS. 261 



Species 12. A. norvegica, Eisen, 1873; Norway. 



13. A. mucosa, Eisen, 1873; Europe, Siberia, N. 



America. 



14. A. trapezoides, Dug., 1828; Europe. 



15. A. turgida, Eisen, 1873; Europe, N. America^ 



Australia. 



16. A. longa, Uhde, 1885; Germany. 



17. A. hispanica, Uhde, 1885; Spain. 



18. A. profuga, Rosa, 1884; Italy. 



19. A. transpadana, Rosa, 1884; Italy. 



20. A. minima, Rosa, 1884; Italy. 



21. A. constricta, Rosa, 1884; Italy. 



22. A. alpina, Rosa, 1884; Italy. 



23. A. veneta, Rosa, 1886; Italy, Portugal. 



24. A. ninnii, Rosa, 1886; Italy. 



25. A. tellinii, Rosa, 1888; Italy. 



26. A. moUeri, Rosa, 1889; Portugal. 



27. A. orleyi, Horst, 1887; Hungary. 



28. A. (Dendrobcena) rubida, Sav. 1832; Europe, 



Siberia, N. America (= L. octohedra, Sav., 

 — A. boeckii, Eisen, 1870 ; = L. puter, 

 Hoffm., 1845). 



29. A. bagdonowi, Kulagin, 1888; Russia. 



30. A. nassonowi, Kulagin, 1888; Russia. 



31. A. celtica, Rosa, 1886; Brittany. 



32. A. camplanata. Dug., 1828; Europe. 



33. A. icterica, Sav., 1832; Europe. 



34. A. gig as. Dug., 1828; Europe. 



Genus 31. Criodrilus, Hoffmeister, 1845. 



Prostomium not dovetailed into the peristomium. 



Setse in couples, which are so placed as to give the body a 

 quadrangular outline in section. 



Clitellum, ill-marked, extends from Somite xiv to about 

 Somite xlv. 



Spermiducal pores on Somite xv, on a large rounded 

 papilla almost lateral in position. 



