COPEPODA FROM IFALUK ATOLL 



89 



thorax and abdomen is 17:9. Thoracic somites 2 and 3 of about 

 same length, epimeral plates well developed and romided. 4th thoracic 

 somite shorter, in dorsal aspect cut off squarely at distal end. 5th 

 thoracic somite prominent both dorsally and laterally, in dorsal view 

 much wider than genital somite. 



1st and 2nd abdominal somites fused to form barrel-shaped genital 

 somite; line of fusion visible in lateral and dorsal aspect. In dorsal 

 aspect genital somite appears to be slightly swollen laterally and Iji 



Figure 28. — Harpacticus confusus, new species, loc. 425, ad. cf, allotype: a, whole animal, 

 dorsal view; b, same animal, lateral view from left side. (X 210.) 



