Lower Silurian.] PALiELONTOLOGY OF VICTORIA. [Graptolites. 



W.L.S. 1, section 16, Darriwill, Sutlierlaud's Creek ; slates of F' 17, 

 Leigli Eiver, three-quarters of a mile below junction of Cargarie 

 Creek. 



Explanation of Figures. 



Plate II. — Fig. 6, specimen, natural size, from Llandeilo flags of Barker street, Castlemaine. 

 Fig. 6a, portion of polypidom magnified to show form of cells. 



Frederick McCoy. 



r 20 ] 



