BULLETIN OF THE MUSEUM OF COMPARATIVE ZOOLOGY. 
The same; right mandible. 
The same; molar crown of mandible. 
The same ; end of incisor branch of left mandible. 
The same; first maxilla. a, inner lobe. b, outer lobe. 14, palpus. 
ep, epignath, 
The same’; second maxilla. a, b, lobes of protognath. ri, ramus in- 
ternus. r e, ramus externus, or scaphognathite. 
The same; first maxilliped. Letters as before. 
The same; second maxilliped. br, gill. 
The same; first abdominal appendage. 
The sanie; fourth abdominal appendage. s, appendage on inner 
side of the internal branch. 
The same; tip of the styliform appendage (s of the preceding figure) 
of abdominal limbs, highly magnified to show the curled hairs. 
The same; inner branch of second abdominal appendages in the male, 
bearing two slender appendages, s and ۰ 
"The same; telson and swimuerets. 
The same; carapace. 
Rostrum of another adult specimen. 
Rostrum of the specimen represented by Fig. 15. 
Rostrum of an individual 9 mm. long. 
18. 
19. 
20. 
21. 
30. 
31. 
32. 
or 
. 005 
33 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
Fig. 
0 
Fig. 
Fig. 
