PLATE VI. 



Fig. 14a. Petiaeopsis ntonoceros (Fabr.), petasma of a male, long 85 mm., from Stat. 47, looked at from 

 behind, X 4; 14b distal part of this petasma, ■ 8; 14c thelycum of the adult female, long 

 150 mm., from Stat. 2, • 3. 



Fig. i$a. Petiaeopsis affinis (H. M. Edw.), petasma of the male, long 63 mm., from Stat. 213, looked at 

 from behind, • 4; 15/; distal part of this petasma, X 8. 



Fig. 16a. Penaeopsis elegans (de Man), right leg of the fifth pair of the male, long 81 mm., < 2; \6b 

 ischium and proximal part of the merus of this leg, X 5; 16c petasma of this male, looked at 

 from behind, ■ 5; i6d distal part of this petasma, X 10 ; 16e distal part of the petasma of 

 the other male, which is 75 mm. long, also looked at from behind, ■: 10. 



Fig. 17. Penaeopsis sp. Thelycum of the female from Stat. ji, < 10. 



Fig. 18. Penaeopsis Sibogae (de Man), adult male, long 65 mm., from Stat. 306, X 2; 18a carapace with 

 the eyes etc. of this male, looked at from above, x 2; i8£ and iSf carapace with the eye 

 etc. of tvvo females, long 70 mm. and 75 mm., from the same Station, X 2; \%d carapace of 

 the female, long 75 mm., viewed from above, with the eyes, antennulae and scaphocerites, 

 X 2; 1 St' petasma of an adult male from Stat. 306, viewed at from behind, • 8; 18/ distal 

 extremity of this petasma, posterior side, X 17; 18^ distal half of this petasma, anterior side, 

 X 17; 18A thelycum of an adult female from the same Station, X 10. 



