‘MESOZOIC FOSSILS FROM THE PALMER RIVER, QUEENSLAND. 149 
clay are found. They vary in size and shape, but are generally 
rounded, and about 6 to 10 inches in diameter. A good many of 
them are septaria, which, when divided and polished, are of great 
uty. Others, when carefully divided, reveal fossils in a more 
or less perfect state of preservation. I have no doubt we have in 
these instances the remains of what have been extensive mesozoic 
pecte: ins, with a few of the corals of compact tissue (Oculi- 
) are found. her remains have been removed, and 
Show their former presence as casts and cavities in the rocks. 
, Fesisting decomposition. Now it is found that. those eit 
Pil pee those in which the carbonate of lime exists in d 
cates Tagonite. Possibly these larger shells have their de- 
ition ti imal tissue con 
ake ther. e rest . 
i} beyon Neat horizontal calcareo-argillaceous beds. About sd 
ie this locality hundreds of belemnites are strewn re 
“taee of two ridges, but they are rarely found in the 80 
