EXPLANATION OF PLATE LXV. 

 Peneus plebcjus Hess. 



Fig. 1. Lateral view of a male specimen (Keg. No. 

 P.2404), measuring 62-5 mm. from the tip of 

 the rostrum to the end of the carapace. 



Fig. 2. Petasma of same specimen. 



Fig. 3. Thelycnm of a female specimen (Reg. No. 

 P.2402), measuring 76 mm. from the tip of the 

 rostrum to the end of the carapace. 



(NOTE. This drawing was prepared from the 

 same specimen as illustrated on Plate Ixvi.) 



Fig. 4. Dorsal view of carapace and rostrum of same 

 specimen. 



