205 



Figure 



5 c. Head of female, X 204 Antennulte, one maxilliped and Ihe distal part of the antennae are 

 broken olf; the hairs almost totally omitted on the right half of the ligurc. 



5 d. Genital area of female, X 202. 



6. SphaBFonella marginata n. sp. 



6 a. Female, X 4. 1 . 

 6 b. Male, X 41. 



6 c. Ovisac, X 41. 



6 d. Head of female, X 190; a. antennula, f. rudimentary maxilla. 



6 e. Genital area of female, X 280. Only one of the eaudal stylets is found. The receptaeula 



seniinis indicated by dotted lines. 

 6 f. Male seen from below, X 190. The trunk misshaped by pressure. 

 6 g. Cephalothorax of a full-grown larva, X 273. The natatory legs and most of the olfactory 



seta on the riglil side of the figure omitted. 

 6 h. The two distal joints of a maxilla of the larva, X 273. 



