SYSTEMATIC INDEX OF PLATES. 

 Plate VII. N* 13. Long-clawed M. and F. 

 VIII. 14. Horrid. 



15. Four- forked. 

 IX. 16. Spider. 



17. Slender-legged, 

 A. 18. Weymouth. 



19. Uneven. 



20. Rough. 



Genus II. LOBSTERS. 



X. 



21. Vulgar. 



XI. 



22. Spiny. 



XII. 



24. Norway. 





32. Atom. 



XIII. 



25. Long-clawed 



XIV. 



26. Plated. 



XV. 



27. Craw-fiih, 





30. Shrimp. 



XVI. 



28. Prawn. 





31. Linear. 



XVII, 



38. Hermit. 



O N I S C I, 



