PLATE VIL 



Fig. icjrt. Penaeopsïs Richter sii (Miers), anterior part of the body of the female from Stat. 240, in a 

 lateral view, ■ 6; \tyb dorsal view of the same, X 6; 196- rostrum, X 12. 



Fig. 20a. Penaeopsis stridulans (W.-Mas.), thelycum of the female from Stat. 320, X 5 ; 20b thelycum of 

 the female from Stat. 296, X 5. 



Fig. 21. Penaeopsis distinctus (de Man), thelycum of one of the two females from Stat. 184, X 8. 



Fig. 22a. Penaeopsis sp. (Siboga-Penaeidae, p. 70), petasma of the larger male, long 45 mm., from Stat. 

 273, viewed from behind, x 8; 22b base of the petasma of the other male, long 40 mm., 

 from the same Station, also looked at from behind, X 10 ; 22c thelycum of a female, long 

 60 mm., from Stat. 240, 8 ; 22^ the two, divergent, median teeth between the legs of the 

 fourth pair, X 25. 



Fig. 23«. Penaeopsis qiiinquedentatus (de Man), carapace of the male, long 45 mm., from Stat. 109, X 6; 

 23^ sixth abdominal somite of this male, X 3; 23^ petasma of the same male, viewed from 

 behind, < 10 ; 23^ thelycum of a female, long 40 mm., from Stat. 240, X 10. 



