INDEX. 



Macrocystis, i. 313. 

 Macropneustes, i. 159, 160. 

 Macropneustes spatangoides, ii. 98. 

 Macruroids, ii. 20. 

 Macrurus Bairdii, ii. 20, 27. 

 Macrurus caribbaaus, ii. 20, 27. 

 Madagascar, relation to Africa, i. 126. 

 Madrepora cervicornis, i. 82, 80. 

 Madrepora palraata, i. 70, 83. 



wall of, i. 70. 



Madrepora prolifera, i. 81, 82. 

 Maeandrina areolata, i. 82. 

 Maffitt and Craven on Gulf Stream globige- 



rinaa, i. 45. 

 Magnaghi, i. 41. 

 Maioidea, ii. 37. 

 Malacosteus niger, ii. 34. :;.">. 

 Maldane cuculigera, ii. 54. 

 Mallet on primordial ocean, i. 153. 



on atmosphere of steam, i. 128. 

 Malmgren, i. 42. 

 Malthe, ii. 31_. 

 Mammals, distribution of, by driftwood, i. 



122. 

 Manatee bones, i. 282. 



Pourtales on, i. 144. 

 Manganese concretions and phosphate of 



lime, i. 275. 



Manganese nodules, i. 141, 290. 

 Mangrove islands, formation of, i. 53. 

 Mangrove plants, i. 53. 

 Manicina, i. 55. 

 Margarita aeglees, ii. 68. 

 Marginella succinea, ii. 69. 

 Marginella Watsoni, ii. 69, 70. 

 Marie-Galante, i. xvi. 

 Marine animals, destruction of, i. 274. 



food of, i. 204. 

 Marine deposits, character of, i. 266. 



composition of, i. 262. 

 Marine fishes in the Amazons, i. 153. 

 Marine forms within 100 fathom line, i. 



142. 



Marine plants, distribution of, i. 312. 

 Marquesas atoll, structure of, i. 73. 

 Marquesas islands, examination of, i. 73. 



lagoon of, i. 73. 

 Marshall, his tangle bar, i. 26. 

 Martinique, i. 112. 



island of, i. xvi. 



Mascarene islands, relation to Africa, i. 126. 

 Mastigoteuthis Agassizii, ii. 59. 

 McClintock, i. 45. 

 McRea, Henry, i. 32. 



Mediterranean, contrast between northern 

 and southern shores of, i. 123. 



Mediterranean, great changes in eastern basin 

 of, i. 12:;. 



recent connection with Atlantic, i. 123. 

 Medusae, decomposition of, ii. 128. 



deep-sea types of, ii. 128. 



of intermediate depths, ii. 128. 

 Meiocardia Agassizii, ii. 74. 

 Melanocetus, ii. 32. 

 Mellita, i. 1 :>'.'. 



Membranipora canariensis, ii. 79. 

 ! Meningodora, ii. 47. 

 Mentz, Geo. W., i. viii, 32. 

 Meoma, i. 159. 

 Merlucius, ii. 25. 

 Metacrinus, ii. 116. 

 Metacrinus angulatus, ii. 117. 

 Metamorphoses of deep-sea animals, ii. 8. 

 Mexico, Gulf of, Hydrographic Chart of, 

 i. 15. 



unstable equilibrium of, i. 248. 

 | Micropanope pugilator, ii. 38. 

 Migration of sharks, i. 123. 

 | Miliolinse, i. 271. 

 Millepora, Agassiz on, ii. 138. 



Moseley on, ii. 138. 

 Millepora alcicornis, ii. 138, 139. 

 Miller on Pentacrinus, ii. 116. 

 Miller-Casella thermometer, i. 15. 

 Milne-Edwards, Alph., i. 40, 44, 204. 



on fauna of antarctic region, i. 121. 



Report on Crustacea, i. xxi. 



on Sargassum, i. 212. 

 Milne-Edwards and Haime on tertiary corals, 



ii. 18. 



Mississippi basin, denudation of, i. 128. 

 Mississippi mud, i. 57, \-'>\. 



fauna of, i. 282. 



Mississippi, wearing action of, i. 138. 

 Mitchell; Henry, on current of Gulf Stream, 

 i. 232. 



on Nicholas and Santaren channels, i. 



235, 



Mitra Swainsonii, ii. 70. 

 Mixtopagurus paradoxus, ii. 41. 

 Mnemiopsis, i. 199. 

 Modiola polita, ii. 64, 73. 

 Mohn, i. 44. 



Mollusk fauna of West Indies, i. 114. 

 Mollusks, ii. 58. 



absence of vegetable feeders, ii. 64. 



bathymetrical range of, i. 169. , 



carnivorous, ii. <>.">. 



Dall, W. H., Report on, i. xxi. 



distribution of, by driftwood, i. 122. 



flexible species of, ii. 65. 



inflexible species of, ii. 65. 



