18 



Vol. XLlJL, Art. G. — S. Tsuboi : 



ing of alternate layers of over flowed lavas and éjecta. Pouring 

 out of lavas and ejection of fragments from the local side vents 

 have taken place at several points along the eastern foot of t]\e 

 steep slope so that for the most part these later materials have 

 concealed the materials which constitute the original escarpment sur- 

 face. These are exposed only at a few places on this steep side 

 under consideration and on the sea cliflf opposite to Fudeshima^^ (^d)- 



Vulcanism on the Flanks of the Somma. 



Parasitic Cones. — On the flanks of the somma, there arc a 

 number of small elevations which are considered to be parasitic 

 cones simply from their outer forms. Their morphograpliic features 

 are : — 



Unfortunately, mo>t of these elevations arc entirely covered 



1) m^ 



