EXPLANATION OF PLATE XL. 



Figure 



1. Macrurus aqualis, Giinther (p. 463). 



1«. Scale of same, the spinelets shorter and more conical than is the case in scales from young 

 examples. 



2. Macrurus ccBlorhynchus, Risso (p. 451). 

 2a. Scale of same, adult condition. 



3. Macrurus lavis, Lowe (p. 472). 

 3a. Scale of same, adult condition. 



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