T. FUKUDA. 



Explanation of Plate IV. 



Fig. I. Protosquilla brook sii de Man. Dorsal view of the last 



three segments, x 3. 

 Fig. I a. Lateral view of the last four segments of the same 



specimen. x 3. 

 Fig. 2. Gonodactylus spinosocarinatus n. sp., Ç. X4. 

 Fig. 2 a. The last two segments of the same specimen, x 8. 

 Fig. 3. Lysiosquilla maculata (Fabricius). Dactylus of the right 



raptorial limb, %. XI. 

 Fig. 4. Lysiosquilla crassispinosa n. sp., %. x 

 Fig. 4 a. Female genital opening of the same specimen. x 1. 



