Taf.I. 



dist. 



■itb.z. 



stb.z.k. 



stb.z. 



zw. sbst 



prox. 



Fig. 3. 



rruvrg.g.z. 



k'UTÜp.g.z.h, 

 unip.g.z 



projc 



Fig.^. 



jaer m Jena. 



L.aiLAiistv.K.Wesser,Jeiia. 



