425 



345 



Fig. 1 84. Phronima pacifica Streets 

 (.?, ^, Us of $, <j^— after Vosseler, 1901; P,-v„— after Shih, 1969). 



346 



The first pair of gills, as in P. bucephala, are only slightly smaller 

 in size than the second pair. The epimeral plate of somite I of the pleon 

 is strongly truncate below. Uropods II have a distally slightly broadened 

 basipodite; the endopodite is shorter than the exopodite. 



Distribution: Tropical zone of three oceans. In the Pacific Ocean 

 enters north up to the latitude of Japan. 



