La Follette, R., 204, 222. Laguna Beach, 245. Larus heermanni, 236. Lecanium pseudomagnoliarum, 7. Lecanium magnoliarum, 7. Lecythorhynchus, 134. Lepas anatifera, 214. fasciculatus, 214. Lepidasthenia gigas, 217. Lepismidæ, 92. Leptrocentrus reponens, 69. Lichti, P. A., 215. Linckia columbiæ, 209. Liogma nodicornis, 105. Lloyd, J. T., 12. Lumbriconereidæ, 218. Lumbriconereis erecta, 218. McFadden, E. T., 50. Macrorhamphus griseus scolopaceus, 236. Macrocheles sublaevis, 59. Map--Claremont-Laguna, 144. Melanerpes formicivorus bairdi, 238. Membracidæ, 57. Mergus serrator, 236. Mitella polymerus, 213. Mola mola, 233. Moldanidæ, 219. Moles, M. L., 42, 81, 187. Mycochanes richardsoni richardsoni, 238. Neanura, 168. gigantea, 45, 95. Nebalia, 204. Nematoda, 220. Nemertinea, 220. Nereidæ, 218. Nereis agassizi, 218. virens, 218. Nervous system, 38, 95, 134, 198. Obisium macilentum, 195. Ordemia deglandi, 236. perspicillata, 236. Ophiomegistus, 58. luzonensis, 58. Orthasterias gonolena, 209. Otus asio bendirei, 237. Pandion haliætus carolinensis, 237. Pennariidæ, 242. Parasitidæ, 58. Parasitus inaegualis, 59. Perrisia stanleyæ, 241. Phenacoccus azaleæ, 1. Phyllodocidæ, 218. Pisaster capitatus, 209. Pisaster ochraceus, 209. Pionosyllis elongatus, 217. Plumulariidæ, 243. Plumularia lagenifera, 243. setacea, 243. Poduridæ, 164. Polyaspis lamellipes, 58. Polychaeta, 217. Polynoidæ, 217. Popirius, 144. Porichthys notatus, 233. Protodiaspis, 76. agrifolia, 76. Pseudoscorpion, 42, 81, 187. Pseudosira, 164. domestica, 164. Pulvinaria, 3. citricola, 3. idesiæ, 6. okilsuensis, 5. photiniac, 4. Pycnogonida, 134. Pyrgonota bifoliata, 67. Rivers, J. J., 98. Rhyncholophidæ, 56. Rhyncholophus moestus, 56. Sabellidæ, 219. Sabellaria californica, 220. Schmardanella californica, 219. Sea urchins, 234. Serpulidæ, 219. Sertularia fuscata, 243. tricuspidata, 243. Sertulariidæ, 243. Sinella, 145. curviseta, 145. Sipylus nodipennis, 72. Smynthuridæ, 143. Smynthurus, 144. Spider, 121. Starfish, 209. Syllidæ, 217. Tarsonemidæ, 60. Tarsonemus approximatus, 60. assimilis, 60. Terrebellidæ, 219. Tetranychidæ, 57. Tetranychus simplex, 57. telarius, 121. Tipulidæ, 12, 105. Tomocerus, 161. bidentatus, 162. vulgaris, 161. Tricentrus, 67. convergens, 68. fairmairei, 67. pilinervosus, 68. Tubularia, 242. Tullbergia, 84, 171. collis, 172. Turbellaria, 220. Wang, Chi Tsau, 221. Worms, 217. Xenylla, 38, 166. collis, 167. paludis, 168. Xylococcus napiformis, 1. Pseudoscorpions in the Claremont-Laguna Region MARGARET M. MOLES