Fishes of the Western North Atlantic 



329 



peculiar leaf-like expansion of the end of its snout. Specimens with this, even though 

 the tail were damaged, would still be easily separable from all other rajoids of the 

 Atlantic by their perfectly naked skins, and from all dasyatid and myliobatid Rays by 

 the nature of their pelvic fins. 



Figure 78a. Springeria folirostris, holotype, male, 422 mm long, from nor- 

 thern Gulf of Mexico, Lat. 2g°02' N, Long. 88°34' W, 232-258 fathoms 

 (U.S. Nat. Mus., No. 152546). y/ Tip of tail, about 2.3 X. B Nasal curtain 

 and mouth, about 2.3 X. C Teeth from upper jaw, about gx. 



Description. Proportional dimensions in per cent of total length. Male, 400 mm 

 to base of terminal filament (U. S. Nat. Mus., type. No. i 52546), and female, 620 mm, 

 both from the Gulf of Mexico. 



