PLATE 22. 



RAIIDAE. 



Fig. 1. R.'in DiAPHANES (Page 339). Fig. 2. Rata stabuliforis (Page 341) 



1. Dorsal view of a specimen 36i inches long. M. C. Z. 1136. 



2. Dorsal view of a specimen 47 J inclies long. M. C. Z. 1138. 



