Fishes of the Western North Atlantic 



4-OI 



Trunk at origin of -pectoral: breadth 9.3, 9.4; height 9.6, 9.5. 



Snout length in front of: outer nostrils 3.8, 4.0; mouth 7.2, 7.1. 



Eye: horizontal diameter 2.0, 2.0. 



Mo«/A.' breadth 7.5, 7.4; height 5.2, 5.1. 



Nostrils: distance between inner ends S-S^ S-S- 



Gill opening lengths: ist 2.8, 2.7; 2nd 3.0, 2.8; 3rd 2.9, 2.7; 4th 2.5, 2.5; 5th 



2.4, 2.0. 



First dorsal fin: vertical height 8.5, 8.5; length of base 8.9, 9.0. 



Second dorsal fin: vertical height 2.5, 2.5 ; length of base 4.0, 3.9. 



Anal fin: vertical height 3.7, 3.6; length of base 4.4, 4.6. 



Caudal fin: upper margin 27.O, 27.5; lower anterior margin 1 1.8, 11. 8. 



Pectoral fin: outer margin 16.8, 17.O; inner margin 5.3, 5.5; distal margin 13.3, 



13-6. 



Distance from snout to: ist dorsal 33.6, 33.4; 2nd dorsal 64.4, 62.7; upper caudal 



73.0, 72.5; pectoral 24.2, 23.5; pelvics 50.2, 48.7; anal 62.5, 61.5. 



Interspace between: ist and 2nd dorsals 21.8, 21.1 ; 2nd dorsal and caudal 6.8, 



6. 8 ; anal and caudal 6.2, 6. i . 



Distance from origin to origin of: pectoral and pelvics 26.9, 26.4; pelvics and anal 



12.5, I2.I, 



Figure 77. Carcharhinus remotus, pictured in Fig. 76. A Anterior part of head from below. B Dermal 

 denticles: general view, about 45 x; apical view, about 90 x. 



Trunk slender, its height at ist dorsal only about Vf. its length to origin of caudal. 

 Back smooth, without mid-dorsal ridge. Body sector to cloaca about l.i times as long as 

 tail sector. Caudal peduncle about % as thick as deep. Upper precaudal pit strongly devel- 



