152 Memoir Sears Foundation for Marine Research. 



mature sexually until at least 26 

 inches long. 



Raja ocellata Mitchill 18 15, 

 p. 240. 



25 b. Upper teeth in not more than 66 



series, usually less than 54 ; ma- 

 tures when only 18—20 inches 

 long. 



Raja erinacea Mitchill 1825, 

 p. 176. 

 24b. Only one row of thorns along midbelt 

 of disc between shoulders and level of 

 axils of pectorals; first and second dor- 

 sal fins separated by a definite inter- 

 space or by one or more thorns. 



26 a. Upper surface of each pectoral 



marked with a conspicuous dark- 

 centered ocellar spot, much larger 

 than any other of the dark mark- 

 ings. 



27 a. Lateral margins of snout 

 rather deeply concave (Fig. 

 60); horizontal diameter of 

 eye only about Vs as long as 

 snout anterior to orbits. 

 Raja texana Chandler 1921, 

 p. 279. 

 27 b. Lateral margins of snout 

 hardly concave; horizontal 

 diameter of eye about V3 as 

 long as snout anterior to 

 orbits. 

 Raja ackleyi Garman i 8 8 i , 



P- 155- 

 26 b. Upper surface of each pectoral not 

 marked with a large and prom- 

 inent ocellar spot; surface of disc 

 as a whole with many irregular 

 dark dots and narrow bars, trans- 

 verse or oblique. 

 Raja eglanteria Lacepede 1802, 

 p. 165. 



