214 



Charles Fenner 



important line is perhaps its most widely-known part, namely, the 

 basalt-covered slope lying westward from Bacchus Marsh, and up 

 which the Ballarat-Melbourne railway line ascends by a horseshoe- 

 shaped loop, 6 miles in length (see Plate XI.). It has been observed 

 by practically all later Australian geologists, and a few references 

 thereto are to be found in current literature, but excepting the 

 observations by Mr. Hart (ref. 22), no detailed work has been done 

 on it. 



rK^^z^ 



Fig. 5. — Map of the surroundings of Port Phillip Bay, showing the 

 positions of the chief demonstrated, suggested, or generally ac- 

 cepted faults. These are shown by broken lines, and lettered 

 alphabetically as per context (Section Vlllb). The directions of 

 downthrow are suggested by arrows. 



\ 



