RAIA BADIA. 357 



Brown with small spots of darker and of lighter. Ribeiro figures the male 

 and also a female profusely spotted with small spots of darker, and with num- 

 erous small spots of whitish. 



Rio Janeiro. 



Raia equatorialis. 



Raia eqimtorialis Jordan & Bollman, 1890, Proc. U. S. nat. mus., 12, p. 150, Jord. & Everm., 1896, 

 Bull. 47, U. S. nat. mus., p. 74. 



Disk, without the ventrals, broader than long, width greater than length of 

 tail from the vent, anterior margins concave opposite the eyes. Snout produced, 

 rather acute, rounded on the tip, length less than one third of the width of the 

 disk. Interorbital space transversely concave, its width five twelfths of the 

 snout length. Width of mouth two thirds of the snout from the nostrils. Teeth 

 in to rows. Back roughened by small spines near the anterior margins, above 

 the snout, on the top of the head, by stronger ones or small tubercles in two 

 rows on the rostral cartilage, on the orbital ridges, opposite the eyes, and in a 

 lateral row at each side of the tail, and also by a median series of alternating 

 sizes of tubercles on back and tail. A tubercle on each shoulder. Male with 

 tenacula. 



Back hght brown, in obscure reticulations, spotted with paler, a dusky 

 blotch on the middle of the base of each pectoral and a darker one farther back. 

 Edges of pectorals, ventrals and snout pale. Dark markings on the head and 

 below the eye. Lower surfaces plain. 



Type a male of 14 inches, taken between Panama and the Galapagos 

 Islands at a depth of 33 fathoms. 



Raia badia. 



Raia badia Garman, 1899, Mem. M. C. Z., 24, p. 22, pi. 6, f. 1-2. 



Disk rhomboid, wider than long, front angle about 90°, lateral angles rather 

 less, anterior margins undulate, little indented, hinder margins nearly straight. 

 Snout shghtly produced, blunt. Mouth wide, width four fifths of distance from 

 end of snout, arched; teeth small, not closely set, with a sharp cusp, in 44 rows. 

 Eye small, two fifths of the interorbital space; orbits one fourth of the length of 

 the snout. Spiracle smaller than the eye. Tail slender, tapering, with narrow 

 lateral folds, produced behind the dorsals. Dorsals close together. Back 

 roughened by small spines, intermixed with larger, slender, acuminate spines 



