144 First Annual Report 
Figure 81. Acanthogrubia uncinata 
A, Adult male, the lines separating the two lobes of side-plate 5 to be considered 
as a groove. B, Upper lip. C, Lower lip. D, First maxilla. E, Mandible. F, Second 
gnathopod. G, Maxillipeds. H, Third pair of uropoda, and telson. 
