THE RHAETIO BONE BEDS 
227 
of other forms. For instance, in the case of the 
“ Stingaree ” (or Sting Ray) of tropical Queensland, 
the stomach frequently contains a fair accummulation 
of small stones, which probably function in much the 
same way as do those contained in a fowl’s gizzard. 
These pebbles often show indications of having remained 
in the stomach for a lengthy period ; and in some places 
in Torres Straits, where the Stingaree is abundant, they 
form part of a fossiliferous rock which is now in course 
of very rapid formation. 
“ ‘ S. PACE.’ ” 
For further notes on this subject see (1) Quart. Journ. Geol. 
Soc., vol. xiv., p. 258 (Godwin- Austin, Bowerbank, 
Deslongchamps). (2) Ihid., vol. xxiii., p. 318 (F. M. Burton 
on “ Rhaetics near Gainsborough ”). (3) Bulletin Soc. Geol. 
France (3), xx., 1892, p. Ill (Vahlant, “ Sur . . . galets 
. . . dans I’appareil digestif des Poissons ”). (4) Ihid. (3) 
xix., 1891, p. 903 (C. Janet). 
