XVlll 



LIST OF ILLUSTRATIONS. 



20. Cause of submarine springs . 



21. Dabs and soles 



22. Poulpe, or cuttle-fish 



23. The hippocampus . 



24. Herrings attacked by tunny-lish 



25. Fight between a swordfish and a whale 



26. Fight between a tailor and a shark 



27. Turbots 



28. Fishing for sponges on the coast of Syria 



29. Coral with polypi more or less expanded 



30. Branch of cor.il with polypi indrawn 



31. Organ-pipe coral .... 



32. Sea-pen (Peniiatula spinosa) . 



33. Veretillnm cynomorium 



34. Spiculse of coral .... 



35. Pt)rtion of the fan-gorgon, magnified 



36. Dendrophyllia raniea . 



37. Caryophillia cyathus 



38. Astrea punctifera 



39. Madrepora j)lantaginea . 



40. Dendrophyllia (half the natural size) 



41. Meandrina cerebriformis 



42. Mill* pora alcicornis (one-fourth of the natural 



43. Fungia agariciformis 



44. Gneiss bored by the Pholades dactylus 



45. Malayan divers fishing for holothuria 



46. Divers dressed in the apparatus invented by MM 



quayrol and Denayrouze . 



47. Divers finding a box of gold in the port of Marseilles 



48. Salvage of Eussian ships sunk at Seba^topol 



49. Caulking a ship while under sail . 



50. Sinking blocks of artificial slone at Cherbourg 



51. Vertical section of breakwater at Cherbourg 

 Tvl. Divnor-li^^ll 



size) 



Rou- 



271 



