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EXPLANATION OF PLATES 



Plate I 

 C. geometrica (adult). X25 

 Figure \. Body showing length of segments. 

 Figure 2. First gnathopod. 

 Figure 3. Second gnathopod. 

 Figure 4. Fifth persopod. 



Plate IL 

 C. geometrica (young male). X+0 



Plate III 

 C. geometrica (young male) 

 Figure 5. Maxillipeds. X300. 

 Figure 6. Lip. X300. 

 Figure 7. First maxillae. X300. 

 Figure 8. Second maxilla;. X300. 

 Figure 9. Mandible. X300. 

 Figure 10. First gnathopod. X175. 

 Figure IL Second gnathopod. X175. 



Plate IV 

 C. septe?itr'ionaUs 

 Figures 12, 13. Bodies, showing length of segments. X25. 

 Figure 14. Mandible. XHO. 

 Figures 15, 16. Second gnathopods. X25. 



PLATE V 

 C. cequilihra Say 

 Figure 12. Body showing length of segments. X 50. 

 Figure 13. Projection at base of second gnathopod. X150. 

 Figure 14. Second gnathopod. X150. 

 Figure 15. Fifth perseopod. XI 50. 



