50(i 



<4. BURCKHARDT. 



ZusammensteUufifj der in den ebizeliieit Seen rorkonimer/den 



Foniue \ 



Lac ok .lorx 



BiiDKNSEK 



Untersee 

 Pfakfikkrsee 



(jREIEEiNSEE 



WaLEiNSEB 



Zl'lUCHSEE 



Aegkrisee 

 Ztt.ersee 



LOWERZERSEE 

 Lt'NGERiNi^EE 



pi-imilivii — (richfii'di) 



I 



toreli — lu-aeliyc('|)hala — (typica) 



l'iehardi — liicernensis 



typica — eylinanni 



pi'imitiva — i-ichardi — luceniensis 



i'oreli ? — typica — eylmanni 



richardi — pelliicida — lucernensis 

 (typica) — eylmanni 



richardi — pelliicida — lucernensis 



(typica) — eylmanni 



heuscheri 



turicensis 



turicensis — eylmanni 



primitiva — i-ichardi — lucernensis 



I \ I 



toreli — \ typica ? — eylmanni 



^^'""^fjaleata 



richardi — (typica) 



richardi — rotundifrons 



typica 

 Sarnkrsee richardi 



lyi»ica 

 * Siehe Bemerkuntj Selle 508. 



■"turicensis 

 eylmanni 



turicensis 



