PLATE 27. 



RAIIDAE. 



Fig. 1-2. SvMPTEBYGiA .\cuT.\ (Page 370). Fig. 3-5. Mal-\corhin.\ MraA (Page 372). 



1. Dorsal view of a specimen 13j inches long. M. C. Z. G32. 



2. Ventral view of the anterior half of disk. 



3. Dor.sal view of a specimen 14j inches long. M. C. Z. 226. 



4. Ventral view of the anterior jjart of disk. 



6. Dorsal and lateral views of the produced end of the snout. 



