PLATE B'. 



Fig. 1. Lijncodaphnia macrothroides (= Ofrijoxus?)^ adult female, 

 showing coiled intestine, elevated anus, long antennules, 

 elongated seta of second antennae, anterior caeca, etc. 



Fig. 2. post-abdomen of the same. 



Fig. 3. antennule. 



Figs. 4 — 6. Polijphemus pediculus, young and adult females. 



