ISOPODA OF THE ' LIGHTNING ' AND OTHER EXPEDITIONS. 



0/ 



I. jyr]) . 



II. L. 



c. 



a.a. 

 gn\ 

 gv?. 

 prp^. 

 urp. 



Apseudes uncidigitatus, n. sp., fifth peraeopod. 

 Sphyrapus anomalus (G. O. Sars), viewed laterally. 



„ „ carapace from above, and end of rostrum, 



more highly magnified, 

 upper and lower antennae, 

 first gnathopod. 

 second gnathopod. 

 last peraeopod. 

 uropods. 



I. D. 



L. 



a.a. 



m. 



mx. 



mxp. 



griK 



gn\ 



prp^. 



prpi\ 



prjf. 



prp^*. 



prp*. 

 prp*'*. 



prp". 



,5* 



pry 



ui: 



II. D. L, d' . 



a.a. 



m. 



gn\ 



gn\ 



prp 



prp^,pry 



PLATE XXII. 



Sphyrapus tudes., n. sp., dorsal view. 

 „ „ lateral view. 



»5 



)5 



upper and lower antennae, with eye-processes, seen 



from below, 

 mandible, 

 maxilla, 

 maxilliped. 

 first gnathopod. 

 second gnathopod. 

 first peraeopod. 

 second peraeopod. 

 third peraeopod. 

 third peraeopod, hand, and dactylus, more highly 



magnified, 

 fourth peraeopod. « 



fourth peraeopod, hand, and dactylus, more highly 



magnified, 

 last peraeopod. 

 last peraeopod, hand, and dactylus, more highly 



magnified. 



i\ prp^, ) 



,, „ telson and uropods from below. 



Sphyrapus malleolus, n. sp., male, seen obliquely from above. 



antennae, seen from below, 

 mandible, 

 first gnathopod. 

 second gnathopod. 



first, second, third, and last peraeopods. 



»5 



55 



