Physiography of Werribee Area, 177 



(b) The Faulting, its age and effects. 



(i.) The Rowsley or Bacchus Marsh Fault. 



(ii.) The Greendale Fault, 



(iii.) Minor Faults. 



(iv.) Pi'eviously demonstrated Faults. 



(v.) Sug-gested Faults. 



(vi.) The Sunklands. 



(vii.) Final considerations as to Age. 



(c) The Newer Volcanic ISheet, and its effects. 



IX. Detailed Account of the Physiography. 



(a) Ranges and Hills. 



(i.) The Main Divide, 

 (ii.) The " Block Eanges." 



(a) Blackwood and Lerderderg E-anges. 



(b) Brisbane Ranges. 



(c) The Ballan Plateau. 



(d) 'I"he Gisborne Highlands, 

 (iii.) Residual Hills. 



(a) The You Yangs. 



(b) 'J 'he Anakies. 



(c) Trig Hill, Bald Hill, etc. 



(d) Mount Wilson, 

 (iv.) Volcanic Hills. 



(a) Wuid Kruirk. 



(b) Mount Blackwood. 



(c) Mount Bullengarook. 



(d) Gisborne and its neighbours. 



(e) The Anakies. 



( f) Volcanic hills of the Lower Plains. 



(g) Volcanic hills about Ballan. 



(b) Rivers and Valleys. 



(i.) The Werribee Basin and its Divides, 

 (ii.) The Werribee and it Tributaries, 

 (iii.) Details of Individual Streams. 



(a) Werribee River. 



(b) Lerderderg River. 



(c) Parwan and Yaloak Creeks. 



(d) Pyke's Creek and its tributaries. 



(e) Myrniong Creek. 



(f) Korkuf^drrimul Creek. 



(g) Goodman's Creek, 

 (h) Pyrete Creek. 



(i) Djerriwarrh and Toolern Creeks, 

 (iv.) Buried Rivers (pre Newer Basaltic). 



(c) Plains and Swamps. 



(i.) Volcanic Plains, 

 (ii.) Alluvial Plains, 

 (iii.) The Bacchus Marsh Basin, 



13. 



