INDEX. 



1173 



Sodium Chloride, Action of, on 



Cercarise, S14. 

 Soils, Influence of Moisture in, on 



Plant (irow th, 486. 

 Solger, B., Development of the Coelom 



and Coelomic Epithelium of Am- 

 phibia, 423. 

 Sella, R. F., 566. 



, Pelagic Algje, 684. 



Sollas, W. J., nil. 



, Apparatus for Determining the 



Specific Gravity of Minute Objects 



under the Microscope, 879. 

 , Development of Halisarca 



lobularis, 73. 

 , Structure of the Skeleton in the 



Anomocladina, 464. 

 Solmsiella, a new Genus of Mosses, 101. 

 Sommer, A., Macrotoma plumbea, 637. 

 Sonsino, P., Small Eod-like Cell- 

 contents of certain Cercarise, 1003. 

 Sorby, H. C, 1082. 



, Autumnal Tints of Foliage, 97. 



, Dichroiscope, 121. 



Southall, G., 339. 



Southern Hemisphere, Scyphomedusfe 



of, 71. 



Sea, Ccelenterates of, 656, 



Soutliworth, E. A., Stomata of 



Equisetum, 99. 

 Sowing, Effect of Depth of, on the 



Germination and Growth of Plants, 



93. 

 Spark, Electric, Stokes - Watson 



Apparatus, 728, 1069. 

 , , Slide showing Path of, 



727. 



, , under the Microscope, 888. 



Spawning of Fulgur perversus, 986. 



of the Cod, 786. 



Specific Gravity of Minute Objects 



under the Microscope, Apparatus for 



Determining, 879. 

 Spectra, New Organic, 429. 

 of the Pigments of Green Leaves 



and their Deiivatives, 670. 

 Spectroi^copic Examination of Photo- 

 genic Fungi, .504. 

 Spectrum of Chlorophyll, Examining, 



527. 

 Spec, F., Sections in Series, 740. 

 Spencer, W. B., Early Dcveloj)ment of 



Kana temfwraria, 785. 

 , Fate of the Blastopore of Rana 



temporaria, 425. 

 , Urinary Organs of Amphipoda, 



640. 

 Sperigel, J. W., Anatomy of Balano- 



gloHSUH, 69. 



SjM^rmatogenesis in Branch iobdel la, 

 t;43. 



in Decapod Cruf.tficea, 237. 



Her. 2.— Vol. V. 



Spermatogenesis in the Rat, 783. 



, Unity of Process of, in Mamma- 

 lia, 615. 



Spermatozoa of Polyphemus pediculus, 

 Amceboid Movements of, 239. 



Spermatozoids, Origin of, in the Semi- 

 niferous Canals, 979. 



Sphseridia of the Eehinoidea, Structure 

 and Functions of, 1009. 



Sphserogyna ventricosa, 449. 



Sphaerularia bombi, Development of, 

 646, 810. 



Sphagnaceaj, European, 281. 



Spicules, Flesh-, Occurrence of, in 

 Sponges, 254. 



, Sponge-, Modification in form of, 



75. 



Spiders. See Arachnida. 



Spinal Cord, New Method of Staining, 

 742. 



Spindle-shaped Bodies in the Yolk of 

 Young Ova of Frogs, 213. 



Spindles, Formation of, in Mammalian 

 Ova during the Degeneration of the 

 Graafian Follicle, 975. 



Spines, Histology of, 35. 



, Use of, in Cactuses, 1027. 



Spinning Glands of Saw-flies, 442. 



Spirogyra, Parthenogenesis in, 285. 



Spirorbis borealis. Larval Forms of, 644. 



Sponges. SeePorifera. 



Spongilla, Development of, 254, 817. 



fragilis, 255. 



lacustris. Reproduction of, 1011. 



, New Species of, 255. 



Sporangia, Dehiscence of, in Vascular 

 Cryptogams, 276. . 



Sporangium of Ferns, Bursting of, 

 1032. 



of Frullauia, Development of, 840. 



of Trichia, Development of, 107. 



Spore-coats and Germination df Hepa- 

 ticse, 101. 



cultivation and Composition of 



Merulius lacrymane, 845. 



formation, Internal, in Diatoms, 



1041. 



, Nocturnal, in Botrytis 



cinerea, 690. 



Spores of Botrycliium ternatum, Grow- 

 ing, 1109. 



of Cladotlirix, Formation of, 692. 



of Lycopodium, 839. 



of Merulius lacrymans. Germina- 

 tion of, 845. 



of Pottia, 1036. 



of tlie Genus Onoclea, Third Coat 



in, 493. 



Sporocyst, Free-swimming, 648. 



Sporogonium and Ar<'hegf)nium of 

 Muscincre, 279. 



Sjiur of CucnrbitacefP, 831. 



4 o 



