502 



INDEX. 



RLizocephalous parasites upon the 

 external sexual charactei's of their 

 host, 165; on a uew parasitic and 

 nidulant Rhabdocoelan, 321. 

 Grautia, uew species of, 30. 

 Gruber, Dr. A., on difierent plasma- 

 layers in the soft body of the Rhi- 

 zopoda, 71; on conjugation in the 

 Infusoria, 1G4. 

 Giinther, Dr. A., note on Pachyme- 

 topon and the Australian species 

 of Pimelepterus, 307. 

 Halichondria, new species of, 326 ; 



remarks on some species of, 449. 

 Halisarca austrahensis, uew forms of, 



273. 

 Hamann's researches in the mor- 

 phology of the Echinoidea, on Dr., 

 66. 

 Harpacanthus, on the new genus, 



493. 

 Hesperomys, new species of, 421, 

 Heteropia, characters of the new 



genus, 47. 

 Hindia, on the genus, 160, 226. 

 Ilirciuia, new species of, 372. 

 Histioderma, new species of, 452. 

 Homoeodictya, new species of, 346. 

 Houghton, Rev. W., on Aphis rumi- 

 cis, a pest on the mangel-wurzel 

 crops, 1. 

 Iloussay, F., on the arteiial system 



of the Scorpions, 248. 

 Flyatt, A., ou the larval theory of 



the origin of tissue, 193. 

 HydromedusEe, on the origin of meta- 

 genesis among the, 22. 

 Hymeniacidon, new species of, 



478. 

 Hypograntia, characters of the new 



genus, 39. 

 Infusoria, on conjugation in the, 



164. 

 Insects, on the embryology of, 74. 

 lophon, new species of, 349. 

 Jones, Prof. T. R., on the Pa- 

 laeozoic bivalved Entomostraca, 

 249. 

 Kirbv, W. F., on a new species of 



Saw-fly, 497. 

 Kirkby, J. "W., on the Pateozoic bi- 

 valved Entomostraca, 249. 

 Kcehler, Dr. R., on the littoral fauna 

 of the Anglo-Norman Islands, 229, 

 290, 351. 

 Kohl, F., on a new gazelle, 420. 



Kiinckel, J., on the odoriferous appa- 

 ratus of the bed-bug, 167. 

 Labechia, descriptions of species of, 



Lamellaria, new species of, 270. 

 Lampides, new species of, 185. 

 Lankester's memoir " Limulus an 

 Arachnid," ou Prof. E. R., 55, 179, 

 407. 

 Larval theory of the origin of tissue, 



on the, 193. 

 Latrunculia, new species of, 492. 

 Lelapia australis, remarks on, 138, 



148. 

 Leperditia, new species of, 254. 

 Lepidoptera, new, 7, 149, 182. 

 Leucaltis floridana, new variety of, 



145. 

 Leuconia, characters of the genus 



and new species of, 126, 141. 

 "Limulus an Arachnid," ou Prof. E. 

 R. Lankester's memoir, 55, 179, 

 407. 

 Mac Andrew's, R., list of Testaceous 

 MoUusca from the Gulf of Suez, 92. 

 M'lntosh, Prof., on the paternal in- 

 stincts of Cyclopterus lumpus, 

 81 ; on the veiy j'oimg cod and 

 other food -fishes, 307. 

 McMurrich, J. P., on the embryology 



of the Gasteropods, 76. 

 Macrophya, new species of, 497. 

 Mangel-wm'zel pest, on a new, 1, 

 Maurice, C., on the heart, the diges- 

 tive tube, and the generative organs 

 of Amaroecium torquatum, 418. 

 Maury, P., on the pollinization of 



the Orchidete, 323. 

 Milionia, new species of, 7. 

 Mollusca, on the testaceous, from 



the Gulf of Suez, 92, 380. 

 Mouaxonida, on the, collected during 

 the ' Challenger ' expedition, 325, 

 470. 

 Moorea, new species of, 261. 

 Myxilla, uew species of, 471. 

 Myxine glutinosa, on the central ner- 

 vous sj'steni in, 217. 

 Nansen, F., on the central nervous 

 system in Ascidia and in Myxine 

 glutinosa, 209. 

 Nephrurus, new species of, 91. 

 Neptis, new species of, 151. 

 Nicholson, Dr. H. A., on new or 

 imperfectly known species of Stro- 

 matoporoids, 8. 



