EXPLANATION OF PLATE XV. 



Fig. 1- Dasyatis brevicaudatus, Hutton. A specimen 1080 



mm. wide, from off Babel Island, Bass Strait. 

 . 2. Amia nigripes, Ogilby. A specimen 69 mm. long, 

 from twenty-five miles south-east of Double Island 

 Point, Queensland. 



