The Amphipoda of Bermuda. 



13 



with outer plates curved, slender and longer than inner plates which 

 are more or less tapering and provided with rather long spines on 

 inner margin. Maxillipeds with inner plate rudimentary^ provided 

 with 4 odontoid spines apically; outer plates likewise rudimentary, 

 represented by small process bearing sharp spine ; palp 4-jointed, all 

 of which are provided with slender spines on the inner and distal 

 margins, first and second joints much wider distally than proximally 



Fig. 3. Leucothoe spinicarpa (Abildgaard). 



and subequal ; third joint somewhat club-shaped, about as long as 

 preceding joint ; fourth joint in form of nail bearing single cilium 

 on inner concave margin. 



First gnathopods with epimeron small, rhomboidal, having antero- 

 ventral angle prolonged slightly ; second joint rather long and stout, 

 and broadest at middle, with short spines on both anterior and 

 posterior margins; third joint moderately long, ^twice as long as 

 broad and broader distally than proximally ; fourth joint somewhat 

 shorter than third and more slender; wrist large, oval, not much 

 longer than broad but bearing by a prolongation of posterior margin 

 a long slender, slightly curved spur which extends as far as distal 



