NOTES OX A NEW SPECIES OF (n'MXOPT.EA. 00 



Female. — Eig-lit and left antennas symmetrical, similar to 

 the left antenna of the male, with twenty-six joints (fig-. 5). 



Antenna? 2. — Similar in male and female. Basipodites 

 two joints. Endopodite two joints, the first being slightly 

 longer than the terminal joint, provided with two clumps of 

 five non-plumous bristles. Exopodite with seven joints, the 

 second and last being- the longest; provided with three terminal 

 bristles and nine non-plumous lateral setas (fig. 6). 



Mandibles. — Similar in male and female, the biting blade 

 being provided with one large anterior tooth and a posterior 

 serration of seven teeth, of which the anterior one is the 

 largest. Basipodite two- jointed, provided with three setas 

 on the inner edge. Exopodite not distinctly jointed oif 

 from the Basi^iodite ; provided with seven large bristles. 

 Endopodite bi-lobed, the terminal lobe provided with seven 

 bristles, the lower lobe with four (fig. 7). 



Maxilla 1. — Basipodite not obviously divided into two 

 joints; provided on the inner edge with a clump of nine strong 

 bristles ; on the outer side are two lobes, each provided with 

 about four bristles. Exopodite and Endopodite not 

 distinctly jointed oft' from Basipodite; Exopodite provided 

 with a clump of nine bristles; Endopodite considerably lobed, 

 each lobe provided with four or more bristles (fig. 8) (these 

 bristles are finely plumous ; a good light and definition are 

 necessary to observe this). 



^laxilla 2. — Basipodite provided with six lobes on 

 the inner edge, each with a pair of finely plumous bristles. 

 Endopodite, constituting the remaining portion of the 

 appendage, is not obviously jointed off from the Basipodite; 

 it carries five long, finely plumous bristles (fig. 9). 



Maxilliped. — Basipodite consists of two long joints, 

 the basal proximal joint provided with a prominent keel 

 anteriorly directed. Endopodite three-jointed; these joints 

 are provided with small lobes which carry very finely plumous 

 bristles (fig. 10). 



