COPEPODA FROM IFALUK ATOLL 



379 



Figure 148. — Pseudocletopsyllus spiniger, new species, loc. 594, ad. 9, holotype: a, whole 

 animal, lateral view from right side; b, same animal, dorsal view. ( X 165.) 



equal length, epimeral plates laterally expanded, extreme tip produced 

 backward and pointed. Epimeral plates at margin finely dentic- 

 ulated. Cephalic somite and somites 2 to 5 at dorsal part of distal 

 margin with very coarse teeth. 5th thoracic somite with short lateral 

 expansion, superior to epimeral expansion. 



Genital somite composed of fused abdominal somites 1 and 2, line of 

 fusion distinct on dorsal surface. Epimeral plate of 1st, slightly, of 

 2nd abdominal somite, considerably, laterally expanded. In addition, 

 there are backwardly produced lateral expansions, superior to the 

 epimeral plates. Segment 3 with laterally produced epimeral plates 



