992 



Angles, Solid, of Microscopic Crystals, 

 Process for Measuriiio^, 323. 



Animals and Plants, Influence of the 

 different Colours of the Spectrum on, 

 138. 



■ , Influence of the different Colours 



of the Spectrum on, 273. 



Annelid Jaws from Scotch and Cana- 

 dian Palffiozoic Rocks, 884. 



Annelides, Arrangement of Nerve- 

 cords in, 5G9. 



, Development of, 563. 



, New, from the Philippines, 571. 



, Pelagic, from the Canary Islands, 



883. 



• , Sedentary, Body-cavity of, and 



Segmental Organs, 731. 



Anodon, Organ of Bojanus in, 551. 



Anomalies in the Development of the 

 Lowest Organisms, 446. 



Anomaly, Strange, among the Hydro- 

 medusse, 278. 



Ant-eggs, Mode of Depositing, 967. 



Antheridia and Tetraspores of Grif- 

 fithsia setacea. Development of, 934. 



Anthers of Bulbocodium vernum. 

 Opening and Closing of. Influence of 

 Light, Warmtli, and Moisture on, 

 915. 



Anthocerotete, Nostoc-colonies in, 187. 



Anthozoa, Muscle-epithelium in, 279. 



, New, 87. 



Anthracnose of the Vine. 758. 



Anthrax and its Cause, 760. 



Antiilote to Bacteria -poisoning in 

 Frogs, 928. 



Antipatharia, Phylogeny of, 279. 



Ant-queen, Adoption of, 868. 



Ants, Mode of Eecognition among, 555. 



■ , Poison Apparatus and Anal 



Glands of, 142. 



, Toilet Habits of, 556. 



Anuria longispina, a new Eotifer, 157, 

 648, 879. 



Apertometer and the Oil-Immersion 

 Objectives, Colonel Woodward on, 

 140. 



, Universal, Hamilton Smith's, 



775. 



, Woodward's, 781. 



Aperture, Angle of, of Objectives, Note 

 on Mr. Wenham's Paper on the Mea- 

 surement of, 270. 



, Angle of, of Objectives, Mr. 



Wenham on, 983. 



Measurements of Immersion Ob- 

 jectives, 842. 



, Measuring, 781. 



Question, 134. 



Apertures, Numerical, Table of, 839, 

 842, 



Aphides, Gall-making, 407. 



Aphrosina informis, new Genus of 

 Foraminilera, 500. 



Aplysinidae, Structure of, 434. 



Ai^ogamous Ferns and Phenomenon of 

 Apogamy in general, 317. 



Apogamy in Isoetes, 319. 



, Phenomenon of, in general, and 



Apogamous Ferns, 317. 



Appearances, Deceptive, produced by 

 Reagents, 191. 



Appendages in Insects, Post-embryonic 

 Formation of, 55. 



of the Plirouimida, Glands found 



in, 719. 



Aquaria, Sea-water, Aerating Ap- 

 paratus of. Improvement in, 326. 



Aquatic Animals, Microscopic Prepara- 

 tion of, 180. 



Arachnida. See Contents, xi. 



Armadillo, Gestation of, 844. 



Arms, Coiled, Extension of, in Ehyn- 

 chonella, 302. 



Arterioles, Visceral, in MoUusca, Ter- 

 mination of, 164. 



Artliropoda. See Contents, x. 



Artificial Crystals of Gold, 193. 



Ascaris of tlie Orang-Outang, 729. 



parasitic in the Lion, 729. 



Ascent and Circulation of the Sap, 147. 



Aschotricha, 758. 



Ascomycetes, Sexuality of, 454. 



Asellus cavaticus, 721. 



Aspidura, 581, 738. 



Assimilation of Soda by Plants, 443. 



Asteriadse, Skeleton of, 428. 



Asterina gibbosa, Genital Organs of, 

 579. 



Asteriscus verruculatus, Embryogeny 

 of, 428. 



Atlantic Stalk-eyed Crustaceans, 873. 



Atlas of Histology, Klein and Smith's, 

 700. 



Attachment, Organs of, of Stentors, 83. 



Auditory Organs of the Heteropoda, 

 401. 



Sense-organs, New, in Insects, 



45. 



Australian Corals, 282. 



Axes, Optic, of Crystals, Apparatus for 

 Determining the Angle of, with the 

 Microscope, 191. 



Axine and Microcotyle, 574. 



B. 



Bacillus, Formation of Conidia by, 

 602. 



Organisms, Lichens, Bacteria, and 



the Lowest Forms of Life, 69. 



Bacteria, &c.. Another Method of Pre- 

 serving, 464. 



, Development of, 927. 



