2o8 Memoir Sears Foundation for Marine Research 



Trunk at origin of ■pectoral: breadth 10.6, 11.7; height 9.2, 9.6. 



Snout length in front of: outer nostrils 3.6, 3.3 ; mouth 5.2, 5.0. 



Eye: horizontal diameter 3.6, 3.7. 



Mouth: breadth 6.8, 8.2} height 3.6, 3.3. 



Nostrils: distance between inner ends 2.1, 1.9. 



Labial furrow length: lower 1.6, 1.6. 



Gill opening lengths: ist 1.5, 2.2j 2nd 1.4, 1.95 3rd 1.4, 1.9; 4th 1.4, 1.9J 5th 



1.1,1.3. 



First dorsal fin: vertical height 6.0, 7.O5 length of base 6.$, 6.5. 



Second dorsal fin: vertical height 3.7, 4.75 length of base 6.0, 5.1. 



Anal fin: vertical height 4.1, 4.25 length of base 8.8, 8.2. 



Caudal fin: upper margin 21.9, 19.3} lower anterior margin 12.3, 11.4. 



Pectoral fin: outer margin 14.3, 13.3; inner margin 7.5, 7.0; distal margin 8.5, 



II. 8. 



Distance from snout to: ist dorsal 50.O, 53.O; 2nd dorsal 67.2, 69.8 j upper caudal 



78.1, 80.7} pectoral 19.2, 21.75 pelvics 42.1, 44.35 anal 61.2, 62.0. 



Interspace between: ist and 2nd dorsals lO.i, 11.8} 2nd dorsal and caudal 6.0, 



7.0 } anal and caudal 9.1, 8.4. 



Figure 33. Scyliorhinus retifer, immature male, about 428 mm. long, from off New Jersey (Harv. Mus. 

 Comp. Zool., No. 33932). A Anterior part of head from below. B Snout showing nosuils, natural size. C Pelvic 

 fins with claspers. D Dermal denticles, about ij x. E Apical view of dermal denticle, about 35 x. f Upper and 

 lower teeth from center of mouth, about 4 x. G Upper and lower teeth from sides of jaws near corners of 

 mouth, about 5 x. 



