1010 



INDEX. 



Alytes obstetricans, Embryology of, 544. 



Amans, 374, 738. 



" Amateur," 630. 



America (North), Lesquereux and 

 James's, Mosses of, 782. 



(United States), Wolle's Desmids 



of, 791. 



American Association for the Advance- 

 ment of Science, Deputation to, 663, 

 973, 995. 



Isopoda, 50. 



(North) Lepidoptera, Larvse of, 



740. 



Society of Microscopists, 630, 808, 



809, 973, 976, 995. 



, Deputation to, 503, 



Species of Tolypella, 263. 



Ami, H. M., 154. 



Amnion, Bacteria in Human, 268. 



Amphibia, Permanence of Larval Con- 

 ditions in, 710. 



Amphibian Brain, Method of Studying, 

 978. 



Amphicyclus, a New Holothurian, 903. 



Amphileptus fasciola, Keproduction in, 

 245 



Amphipleura pellucida, Eesolution of, 

 631. 



by Central Light, 



143. 



resolved into " beads," 971. 



Amplification, Eye-piece, 804. 



Amplifying Power of a Lens or Lens- 

 System, Proper Definition of, 348. 



Amylaceous Wood-cells, Nucleus in, 

 79. 



Analysis, Quantitative, of Minute 

 Aerial Organisms, 656. 



, The Microscope in, 992. 



Anchinia, Budding of, 369. 



, Organization of, 878. 



Anders, J. M., 777. 



Andra, 0. J., 102. 



Andre', 918. 



Andres, A., 577. 



Angiosperms, Chromoplasts of, 89. 



Annelid Commensal with a Coral, 204. 



Announcing New Methods of Reaction 

 and Staining, 471. 



Anon., 144. 



Ant, " Ignivorous," 882. 



Antedon rosaceus, Nervous System of, 

 901. 



Antennse in Insects, Development of, 

 218. 



of Chilognatha, Nerve Termina- 

 tions on, 556. 



■ of Insects, Experiments with, 218. 



Antennary Gland of Cytheridse, 890. 



Antheridia, Newly-found, of Floridese, 

 606. 



Anthony, J., On Drawing Prisms, 697. 



Anthrax, Virus of, 598. 



Antiquity of Articles of Stone, Micro- 

 scopical Evidence of, 656. 



Aperture and Eesolution, 289. 



Controversy, Tolles-Wenham, 970. 



, Estimation of, in the Microscope, 



337. 



, Wide, Mode of Vision with Ob- 

 jectives of, 20. 



Apex of Leaf in Osmunda and Todea, 

 923. 



Aphides, Chlorophyll in, 48. 



, Dissection of, 466. 



of the Elm, 374. 



, Transmission, Preservation, and 



Mounting of, 467. 



, Viviparous, Development of, 883. 



, Early Developmental Stages 



of, 47. 



Apical Cell of Phanerogams, 408. 



Aplysia, Kidney of, 367. 



Aplysise of Bay of Naples, 550. 



Aquaria, Apparatus for Aerating, 988. 



containing Microscopical Organ- 

 isms, Changing the Water in, 835. 



Arachnida. See Contents, xii. 



Araneina, Vitelline Nucleus of, 224. 



Archiannelidee, Nervous System of, 893. 



Arctic Diatoms, 277. 



Arechavaleta, J., 107. 



Arenicola grubii, Otocysts of, 380. 



Argentine Republic, Characeae of, 263. 



Argiope, Structure and Development 

 of, 215. 



Arranging Diatoms, 307. 



Sections and Diatoms in Series, 



984. 



Arrested Development, Experiments 

 in, 541. 



Arsenic, Crystals of, 483. 



Arthropoda. See Contents, xi. 



Artificial Influences on Internal Causes 

 of Growth, 83. 



Ascaris, Fertilization of Ovum in, 565. 



megalocephala. Spermatogenesis 



and Fecundation in, 382. 



, Spermatogenesis in, 567, 569. 



Asci in Sordariese, Bursting of, 926. 



Ascidian Adult, Relation of Nervous 

 System of, to that of Tailed LarvfS, 

 874. 



Ascidians, Compound, Copepoda Ento- 

 parasitic on, 51. 



, Segmentation of, 873. 



, Simple and Compound, 731. 



, of Bay of Naples, 214. 



, Segmentation of, 875. 



, Social, Development of, 875. 



Ascomycetes, Development of, 94, 420. 



Ashford, C, 210. 



Aspects of Body in Vertebrates and 

 Arthropods, 866. 



