Index. 



Laud Crab, great, 1 7. 

 Lanman, Chas. R., xii. 

 Laosaui'us, 818. 

 Larmor, Joseph, xi. 

 Lamed, Prof., xxiv, xxv, xxvi, xxvii. 

 Lathrodectus geometricns, 372. 

 Lathrop, Professor, xxiii. 

 Latreutes ensiferus, 377, 399. 

 Lebrunia Danae, 48. 



neglecta, 48. 

 Lepralia edax, 54. 

 Leptocardia, 55. 

 Leptochelia algicola, 379. 

 dubia, 378, 379. 

 Edwardsii, 379. 

 incerta, 379. 

 rapax, 379. 

 Savignyi, 379. 

 Leptoclimim, 361, 363, 366-368, 371. 

 albidum, 363. 

 cineraceTim, 363. 

 conchyliatum, 363. 

 luteolum, 363. 

 speciosum, 338, 363. 

 s. sp., aciitilobatum, bermudense, 

 hamiltoni, harringtonense, pageti, 

 somersi, 338, 364-366. 

 Leptoplana alcinoi, 44. 

 lactoalba, 46. 

 lactoalba, var. tincta, 46. 

 Leptoria, 66, 67, 68, 69. 

 fragilis, 74. 

 gracilis, 69. 

 tenuis, 69. 

 Leptotrichiis granulatus, 303. 

 lentus, 303. 

 panzerii, 303. 

 squamatiis, 303. 

 tauricus, 303. 

 Lettuce Coral, 131. 

 Leuein, Tyrosiu, and Tryptophan 



formed by Papain, 7. 

 Ligia baudiana, 306. 



baudiniana, 306, 307, 308. 

 exotica, 399. 

 exotica hirtitarsis, 306. 

 gracilis, 306. 

 oceaniea, 308. 

 Ligiidfe, 305. 

 Linckia Guildingii, 36. 



ornithopus, 36. 

 Lineus, 46. 



Linsley, James Harvey, xxiii. 

 Lister, President, letter from, x. 

 Literary and Phil. Society of Manches- 

 ter, xii. 

 Lithophyllia, 115, 117, 118, 180. 

 argemoue, 118. 

 Cubensis, 130, 131. 

 cylindrica, 118. 

 lacera, 118, 130. 

 Lizard, bhie tailed, 57. 

 Loligo Pealei, 33. 



London Mathematical Society, letter 



from, xi. 

 Loomis, Professor Elias, xii, xxi, xxxiv. 

 Lophactaga lobata, 17. 

 Lophohelia, 110, 111, 206. 

 Lophoseridse, 139. 

 Lophoserinae, 139. 

 Lophoseris, 141. 

 Love, A. E. H., xi. 

 Loxosceles rufescens, 367. 

 Ludlow, Rev. Henry G., xxvi. 

 Lviidia clathrata, 36. 

 Lupinixs hirsutus, 14. 

 Lycodontis funebris, 57. 

 Lycosa atlantica, 368, 274. 



f usca 374. 

 Lycosidse, 374. 



Macrocoeloma subparellum, 63. 

 Madracis versus Axohelia, 109, 110, 306. 

 Madracis, 109, 206. 



asperula, 108, 109, 183, 198. 



decactis, 108, 173. 

 Madrepora = Acropora. See Acropora, 



164, 306, 308-366. 

 Madrepora, 65, 110, 111-113, 306. 



acropora, 94, 95. 



agaricites, 141, 146. 



alces, 167. 



amaranthus, 83. 



ananas, 90. 



angulosa, 131. 



aimularis, 94. 



anthophyllites, 113. 



arenosa, 159. 



areola, 81, 83. 



areolata, 81, 83. 



astroites, 89, 94, 95, 159. 



Candida, 113. 



Carolina, 113. 



cardtius, 130. 



cavernosa, 103. 



cerebrum. 74. 



cervicornis + M. prolif era -t- M. pal- 

 mata+M. fiabellum = muricata, 165. 



clivosa, 78. 



conglomerata, 159. 



cornuta, 165, 166. 



cucullata, 135. 



Defrancei, 113. 



elephantotus, 133-136, 140, 151. 



ethiea, 165, 168. 



exigua, 113. 



faveolata, 94, 95. 



favosa, 93. 



filograna, 78. 



flabellum, 165. 



fragum, 90. 



galaxea, 153. 



hyades, 105. 



implicata, 70. 



infTindibulifera, 113. 



intersepta, 106. 



