484 



INDEX 



G. Cutleria, 78, 94. 

 Grateloupiese, 78, 94. 

 Green glands, 246. 

 Griffithsia, 15, 29, 78, 91. 



G. Bornetiana, 78, 91. 



G. corallina, 29. 

 Grinnellia, 29, 77, 86. 



G. Americana, 29, 77, 86. 

 Gymnogongrus, 76, 82. 



G. Norvegicus, 76, 82. 

 Gymnolsemata, 188, 193. 



H 



Halcyonpida, 141, 150. 

 Halcyonoids, 142. 

 Halichondria, 100, 107. 



H. panicea, 100, 107. 

 Halidrys, 63, 73. 



H. osmunda, 63, 73. 

 Halimeda, 51, 58. 



H. opuntia, 51, 59. 



H. tridens, 51, 59. 



H. tuna, 51, 58. 

 Haliotidas, 324, 358. 

 Haliotis, 9, 312, 324, 358. 



H. cracherodii, 324, 359. 



H. rufescens, 324, 359. 



H. splendens, 324, 359. 

 Haliseris, 63, 71. 



H. polypodioides, 63, 71. 

 Halosaccion, 78, 95. 



H. ramentaceum, 78, 95. 

 Halymenia, 78, 94. 



H. ligulata, 78, 94. 

 Haminea splitaria, 324, 351. 

 Harmothoe, 161, 174. 



H. imbricata, 161, 174. 

 Heart, 416. 



Heart and vascular system, 341. 

 Heart-urchins, 218, 226. 

 Heliaster, 204, 205, 212. 



H. multiradiata, 204, 212. 

 Heliasteridse, 204, 212. 

 Helipora, 147. 

 Helmet-shells, 380. 

 Helminthocladieae, 76, 79. 

 Hemigrapsus, 241, 281. 



H. nudus, 241, 281. 



H. pregonensis, 241, 281. 

 Hemimyaria, 472. 

 Herbarium, 17. 

 Hermit-crabs, 12, 258, 259, 264, 



362. 



Heterocoela, 100. 

 Heterograpsus nudus, 281. 



H. oregonensis, 281. 

 Heterorrhaphidae, 100. 

 Hildenbrandtia, 78, 95. 



H. rosea, 40, 78, 95. 

 Himanthalia, 63, 71. 



H. lorea, 63, 71. 

 Hippa, 10, 240, 268. 



H. analoga, 240, 269. 



H. talpoida, 10, 11, 240, 268. 

 Hippasteria, 204, 209. 



H. phrygiana, 204, 209. 

 Hippidae, 240, 268. 

 Hippoconcha, 240, 264. 



H. arcuata, 240, 264. 

 Hippospongia, 100, 108. 



H. canaliculata, 100, 108. 



H. canaliculata, var. fla- 

 bellum, 100, log. 



H. canaliculata, var. gos- 

 sypina, 100, 108. 



H. equina, 100, 108. 



H. equina, var. agaricina, 

 1 08. 



H. equina, var. cerebrifor- 

 mis, 100, 108. 



H. equina, var. dura, zo8. 



H. equina, var. elastica, 

 100, 108. 



H. equina, var. meandri- 



fprmis, 100, 108. 

 Hircinia, 100, 109. 



H. campana, 100, 109. 

 Histology, 20. 

 Holdfasts, 26. 

 Holocampa, 141, 145. 



H. producta, 141, 145. 

 Holothuria edulis, 232. 

 Holothurians, 202, 203. 

 Holothuroidea, 200, 228, 229. 

 Homarus, 240, 261. 



H. americanus, 240, 262. 



H. capensis, 261. 



H. vulgaris, 261. 

 Homorrhaphida;, 100. 

 How to arrange a herbarium, 



Hyas, 241, 284, 285. 



H. araneus, 241, 285. 



H. coarctatus, 241, 285. 



H. lyratus, 241, 285. 

 Hybocodon, 124. 



H. prolifer, 116, 124. 

 Hydractinia, 116, 122. 



H. polyclina, 116, 122, 266, 

 Hydrallmania falcata, 127. 

 Hydranth, 118, 119. 

 Hydrocorallina, 117, 129. 

 Hydroids, 22, 114, 119. 

 Hydrorhiza, 118. 

 Hydrosoma, 118. 

 Hydrotheca, 118. 

 Hydrozoa, 112, 114, 116, 119, 



120. 

 Hypnea, 77, 84. 



H. musciformis, 77, 84. 



Ideal mollusk, 317. 

 Idotea, 242, 293. 



I. irrorata, 293. 



I. marina, 242, 293. 



I. metallica, 242, 294. 



I. ochotensis, 242, 294. 



I. wosnesenskii, 242, 294. 

 Idyia, 154, 157. 



I. cyanthina, 154, 158. 



I. roseola, 154, 157. 

 Inarticulata, 188. 

 Infusoria, 21, 101. 

 Interambulacral areas, 201, 



202, 218. 

 Introvert, 186. 

 Iridaea, 76, 82. 

 Isopoda, 242, 291. 

 Isopods, 12. 



Janthina, 325, 364. 

 J. fragilis, 325, 365. 



Janthinidae, 325, 364. 

 ellyfishes, 7, 44, 112, 115, 119, 



134- 

 Jonah crab, 277. 



Kelp, 38. 

 Kingdom, 19. 

 Kitchen-middens, 432. 



Labial palps, 416. 



Labiosa canaliculata, 447. 



Lacuna, 309, 326, 373. 



L. vincta, 12, 44, 326, 373. 

 Lady-crab, 276. 

 Lambrus, 241, 286. 



L. pourtalesii, 241, 286. 

 Lamellibranchiata, 409. 

 Lamelliform, 303. 

 Laminaria, 43, 63, 70. 



L. digitata, 44, 63, 70. 



L. longicruris, 63, 70. 



L. saccharina, 63, 70. 

 Laminariaceae, 31, 35, 38, 63, 



64, 68. 



Laminarian zone, 30, 31. 

 Larva, 201. 

 Larvacea, 472. 

 Laurencia, 77, 89. 



L. pinnatifida, 77, 89 

 Laver, 38. 

 Leathesia, 62, 68. 



L. difformis, 41, 68. 



L. tuberiformis, 68. 

 Leda, 309, 405, 422. 



L. tenuisulcata, 405, 422. 

 Lepas, 239, 2.50, 252. 



L. anatifera, 239, 253. 



L. pectinata, 239, 253. 



L. striata, 239, 253. 

 Leptodora. 238. 

 Leptogorgia Agassizii, Plate 

 XLVII. 



L. rigida, Plate XLVII. 

 Leptoliniae, 116, 121. 

 Leptomedusae, 116. 

 Leptoplana, 160, 166. 



L. folium, 160, 166. 

 Lessonia, 36, 63. 

 Leucosolenia, 100, 106. 



L. botryoides, 100, 106. 

 Liagora, 76. 

 Libinia, 241, 284. 



L. dubia, 241, 284. 



L. emarginata, 241, 284. 

 Ligament, 417. 

 Limnoria, 242, 292. 



L. lignorum, 13, 242, 290. 



292. 



Limpets, 9. 

 Limulus, 242, 294. 



L. moluccanus, 295. 



L. polyphemus, 242, 294. 



