Mesozoic. ] PALZAONTOLOGY OF VICTORIA. [ Plante. 
Prate XII., Fras. 2-4. 
GANGAMOPTERIS OBLIQUA (McCoy). 
Drscription.—Very wide, unequal sided, very oblique, sub-trigonal, widest 
near the broadly rounded distal end, gradually tapering to the base, which is not 
porcine, but obliquely truncated with a moderately wide sessile base of attachment. 
ength, commonly about 4 or 5 inches; width near apex, about 34 inches; width 
near base, commonly about 9 lines. 
This is the most variable and common of the three forms. 
Abundant in the sandstone quarries of Bacchus Marsh. 
EXPLANATION OF FIGURES. 
Plate XII.—Fig. 2, average shorter and broader specimen, natural size, showing usual form 
of distal end, and obliquely truncated sessile base. Fig. 3, rather elongate specimen, the apex 
of which is turned over, but would have probably conformed to the dotted outline, natural size, 
showing the oblique truncated sessile clasping base. Fig. 3a, portion of neuration in middle 
near base magnified. Fig. 4, very small and narrow specimen, natural size. 
Freperick McCoy. 
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