Fishes of the Western Northi Atlantic 



243 



Figure 53. Raja ocellata. A Female, 806 mm long, from southern Massachusetts (Harv. Mus. Comp. Zool., 

 No. 359). B Lower surface of anterior part of head of male pictured in Fig. 52. C Upper teeth (front rows) 

 of another adult male from Nahant, Massachusetts (Harv. Mus. Comp. Zool., No. 1 1 36), about 7 X. D Upper 

 teeth from rearmost rows of same, about JX- E Upper teeth (front rows) of adult female from Waquoit, Massa- 

 chusetts (Harv. Mus. Comp. Zool., No. 548), about 7 X . /" Upper teeth of lothand I ith rows of same, about 7X. 



Disc about 1.2— 1.3 times as broad as long, obtuse in front (averaging a little more 

 so than in R. erinacea, p. 179); maximum anterior angle in front of spiracles 135—150°, 

 irrespective of size; anterior margins weakly concave for a short distance close behind 



1 6* 



