Sliulii sui rapporti fra iliUiireiiziazioiio « ri^'eiieraziono ;{11 



\H\)i\ Villi J)uyiie. J. — Ueber Heteromorphoso bei l'Iarmrion : Ar<h- 



Ges. Phijsiol. fì4 Bd., p. ò6ff, Taf. KK il fi;/. 

 1901. Wendelstadt, H. — Ueber Knuchenregt'iionitioti Kxporiiueti- 



telle Stadie: Arch. Mikr. Anat. 57 Bd. p. Tfnt, Taf. iH-^n. 

 1895, Wetzel, G. — Transplantationsversuche mit llf/dru: Arrh. Mikr. 



Anat. 45 Bd. p. :27H, Taf IR. 

 1909. Wilhelm i, J. — Tricladen : Ftiuna nini Flora <lolf Seapel, Sui 



Monogr. 405 pp. 16 Taf 80 fig. 

 1868. W y m a n, J. — Account of some experimenta on Planaria, «howing 



their Power of repairing Injuries : Pror. Boxtou Sor. \. //. |V,/ 



9,p. i57. 



\ 



Ruevuto il 9 niofmtjie litl/< Finito di ^lamphie il is Maiz.i VHk. 



