EXPLANATION OF PLATE XVI. 



Fig. 1. Dasyatis ftuviorum, Ogilby. A specimen 271 mm. 

 wide, from the Brisbane River, Queensland. 



Fig. 2. Amia fasciata, Shaw, subsp. stevensi, subsp. nov. 

 Type of the subspecies, 79 mm. long, from the New 

 Hebrides. 



