344 



Eusiropsis 



than outer, scantily armed. Maxillipeds, outer plates not very large,~finger 

 of palp as long as S^^ Joint. Gnathopods 1 and 2, 5*^ Joint not very elongate, 

 but having the attachnaent of the 6*^ as in Eusirus, the bind lobe very 



Uropod 1 



-Telson 



Fig. 80. E. riisei. Lateral view. 



slight, 6*^ Joint massive, distally widened, palm long, convex, carry ing setules 

 and ending in a spinigerous pocket, into which the long curved finger iuserts its 



apex. Peraeopods 1 and 2, finger not 

 unguiform, less than half as long as 

 6^^, apical margin not acute, fringed 

 with 6 plumose setae, mostly of gi'eat 

 length. Peraeopod 3, 2*^ Joint ex- 

 panded, bind margin serrate, 4*^, 5*^ 

 and ßtJijoints all longer than 2^, finger 

 as long as 2*^ Joint, the limb copiously 

 supplied with spines and plumose 

 setae. Peraeopod 4, 2^ Joint larger 

 than in peraeopod 3, 5*^ Joint shorter 

 than 6*^ Peraeopod 5. 2*^ Joint larger 

 than in peraeopod 4, 5*^ and 6"^^ not 

 quite so long, plumose setae of striking 

 length. In uropod 1 outer ramus a 

 little more than half as long as inner, 

 in uropod 2 a little less than half; 

 in uropod 3 peduncle a little longer 

 than in uropod 2, rami long, outer 

 a little the shorter (Fig. 81). Telson 

 longer than peduncle of uropod 3, cleft about a quarter of length, apices 

 acute, lateral margins with 2 notches. L. about 10 mm. 

 North-Atlantic (lat. 220N., long. 36« W.). 



Fig. 81. E. riisei. 

 Uropods 1 — 3 and telson. 



