Fishes of the Western North Atlantic 



489 



D 



Figure 113. Mobula hyposloma, female, 836 mm wide, from Brazil (Harv. Mus. Comp. Zool., No. 683). A Side 

 view of dorsal fin, about 0.5 x. 5 Lower surface of head and gill region to show cephaHc fins, nasal curtain, and 

 mouth. C Right-hand corner of mouth with nasal curtain rolled forward to show nostril and outer part of tooth 

 band, about o.g X . D Upper teeth (above) with front row uppermost, and lower teeth (below) with front row 

 lowermost, about 4.6 X . 



tinguishes it from its genus mate Mobula mohular; these are the only other Devil Rays 

 known from the North Atlantic. 



Description. Proportional dimensions in per cent of width of disc. Female, 836 mm 

 wide, from Brazil (Harv. Mus. Comp. Zool., No. 683); female, 1,070 mm wide, from 

 North Carolina (Harv. Mus. Comp. Zool., No. 1378). 



Disc: length from snout 50.3, 57.6. 



Snout length: in front of mouth 3.3, 3.8. 



Orbits: horizontal diameter 2.8, 2.4; distance between 16.5, 18. i. 



