208 
Labrador current, i. 241. 
Lagena distoma, ii. 165. 
Lamellibranchs, ii. 62. 
Land animals, distribution of, from the arctic, 
10100; 
Land connections, former, i. 121. 
Land tortoise of West Indies, i. 115. 
Langley on color of atmosphere, i. 307. 
Larval forms, retardation of development 
of, i. 175. 
Leconte, Joseph, theory of coral reef of 
Florida, i. 55: 
Lefroyella decora, ii. 171. 
Lemuria, i. 126. 
Lenz, i. 249. 
on deep-sea temperatures, i. 46, 
Lepas anatifa, i. 182. 
Lepidisis, ii. 145. 
Leptocephalus, i. 121. 
a larval form, i. 175. 
Leptonemus discus, ii. 154. 
Leptothyra induta, ii. 68, 60, 
Lesearbot on warm water in North Atlan- 
tie, i. 202. 
Leucosoidea, ii. 38. 
Level, difference of, between Sandy Hook 
and. Mississippi, i. 249. 
Leydig, on accessory eyes of fishes, ii. 22. 
on phosphorescent organs of fishes, ii. 22. 
Light, absence of, beyond 100 fathoms, i. 165. 
penetration of, i. 305, 
Pourtalès on penetration of, i. 305. 
Sarasin and Fol on penetration of, 1.305, 
306. 
Sarasin and Soret on penetration of, 
i. 306. 
Verrill on color of at great depths, i. 
9 )5 
305. 
“ Lightning,” deep-sea temperatures by, i. 
46. 
Expedition of the, i. 43. 
Limestone banks, of Gulf of Mexico, i. 63. 
submarine position of, i. 65. 
Limestone and volcanic peaks, i. 64. 
Limestone, formed by pelagic animals, i. 85. 
deposits of coarse, i. 141. 
of Caribbean, i. 63. 
of Grande Terre, i. 63. 
of Southern Cuba, i. 63. 
of West India Islands, i. 64. 
of Yucatan and other plateaux, i. 72. 
Limestone deposits, formation of, i. 00, 
Limestone plateaux, i. 131. 
Limestone terraces, of Windward Islands, i. 
64. 
of Barbados, i. 03, 
Lyman, T., Report on Ophiurans, i. xxi, 
INDEX. 
Limopsis aurita, ii. 73. 
Limit of animal life, Edward Forbes on, i. 40. 
Limits of ‘‘ Blake?" dredgings, ii. 12. 
Line of soundings, across eastern Caribbean, 
i. 100. 
east of Cape May, i. xx. 
from Cape San Antonio to Sand Key, 
ix i 
from Curagoa to Alta Vela, i. 100. 
from Curagoa to mainland, i. 99. i 
from Yucatan Bank to Alaeran Reef, i. 
ix. 
north of Cape Hatteras, i. xx. 
Lindahl on Umbellula, i. 40. 
Lindenkohl, on 140 fathom hole, i. 95. 
Linerges mercurius, i. 186. 
Lingula, a littoral species, i. 169. 
a shallow-water animal, i. 151, 
Liparid:e, ii. 28. 
Liriope, i. 183. 
List of foraminifera found in globigerina 
ooze, 1. 205. 
Lithistidz, ii. 12, 175. 
Zittel on, ii. 175. 
Lithodes Agassizii, ii. 39, 40, 41. 
Littoral belt, 1. 157. 
Littoral bottom deposits, 1. 260, 
Littoral fauna, i. 162, 165. 
position of, i. 141. 
Littoral regions, character of fauna of, i. 
107. 
Littoral species, bathymetrical range of, i. | 
302. 
Littoral types, adaptation of, i. 207. 
migration of, i. 207. 
Lituolinz, ii. 168. 
Liversidge, i. 148, 
Ljungman, i. 42. 
Loggerhead Key, oólitie and breccia lime- 
Stone at, 1. 67. 
Lophius piscatorius, ii. 31. 
Lophohelia prolifera, ii. 151. 
Lopholatilus chamzeleonticeps, ii. 29. 
Loriol, P. de, ii. 99. 
Lovén, S., i. 42. 
on derivation of abyssal fauna, i. 155. 
on geographical range of deep-sea types,. 
ii. 15. 
Lucifuga of caves of Cuba, ii. 20. 
Lump fishes, ii. 28. 
Lump suckers, ii. 28. 
Lütken, on West Indian Pentacrinid», ii. 118. 
Lycodide, ii. 26. 
Lyell, on land and oceanic’ hemispheres, i. 
241. 
