I. '08. 



183 



EXPLANATION OF PLATES I-XXTTI 



Fig. L 



Fig. 2 



Fig. 3. 



Fig. 4. 



Fig. 5. 



Fig. 6. 



Fig. 7. 



Fig. 8. 



Fig. 9. 



Fig.lO. 



Fig. 11. 



Fig. 12- 



Fig.l3. 



Fig. 14. 

 Fig. 15. 

 Fig.16. 



Fig. 

 Fig. 

 Fig. 



Fig. 4 



Fig. 5, 



Fig. 6, 



Fig. 7, 



Fig. 8. 



Plate I. 

 Amalopenaeiis elegans, Smith. 



— Lateral view of an adult male, 



— Telson, 



— Second maxillipede, 



— First maxillipede, 



— Second maxilla, 



— First maxilla, 



— ^Mandible, 



— Abdomen of a specimen 19 mm. in length, from 

 below, showing distribution of blue pigment, 



— Third pereiopod, setae omitted, showing distribu- 

 tion of blue pigment, 



— Second pereiopod, setae omitted, showing distribu- 

 tion of blue pigment, 



— First pereiopod, setae omitted, showing distribu- 

 tion of blue pigment, 



—Third maxillipede, setae omitted, showing distribu- 

 tion of blue pigment, 



— Antennular peduncle, setae omitted, showing dis- 

 tribution of blue pigment,... 



—Eye, 



— Thelycum, ... 



— Petasma, 



Plate II. 



Solenocera siphonocera (Philippi). 



— Lateral view of an adult male, 



— Petasma, viewed from behind, slightly flattened, 



— Transverse section of antennular flagella, showing 



tubular structure. 

 — Mandible, 

 — First maxilla, 

 — Second maxilla, 

 — First maxillipede, 

 — Second maxillipede, ... 



Plate III. 

 Sergestes rohustus, Smith. 



Fig. 1. — Lateral view of a female (antennal flexure further 



enlarged), 

 Fig. 2. — Rostrum, 

 Fig. 3. — Basal segments of lower antennular flagellum of 



male, 

 Fig. 4. — Terminal segment of third maxillipede. 

 Fig. 5. — Second Maxillipede, podobranch omitted. 

 Fig. 6. — First maxillipede, 



X 



6. 



X 



17. 



X 



17. 



X 



17. 



X 



17. 



X 



17. 



X 



12-5 



X 



9. 



X 



17. 



X 



17. 



X 



17. 



X 



17. 



X 



12-5 



X 



12-5 



X 



9-5 



X 



18-5 



X 



1-5. 



X 



5. 



X 



5. 



X 



5. 



X 



5. 



X 



5. 



X 



5. 



1-5. 

 5. 



X 13-5. 



X 19. 

 X 5 



X 5 



