Anatom. Hefte. L Abt. 151. Heft (50. Bd., H. 2). 



Tafel 20. 



Cavutn semicic. ant. (s. sup.) --/ 



Cavum Sinus superior. 



Cavum semicirc. lat. 



Cavum semic. post. 



Recessus amp. post. 



Orif. ant. (s. sup.) cavi semic. ant. 



Orif. ant. (s. sup.) cavi semic. lat. 

 Fenestra vestib. 



Fenestra cochl. 



Pars cochl. 



Fig. 6. 



For. acust. sup. (s. ant.)-- J 



For. acust. inf. (s. post.) 



Pars cochl. 



Orif. ant. (s. sup ) cavi semic. ant. 



. Cavum semic. ant. (s. sup.) 



I L -Cavum sinus sup. 

 E t - For. endolymph. 



Cavum semic. post. 



Orif. inf. cavi semic. post. 



Recessus amp. post. 



Fig. 7. 



R. Schilling, de 



