INDEX 



"55 



GRB 



Gregarhiida, 749 



Gregory (J. W.), on Eozoon, 843 note 



Gregory (W.), on species of diatoms, 600 



note 

 Greville, on Kpatangidium, 610; on 



Tfii'i'i-iif/i/in, 618 note 

 Grey matter, 1052 

 Griffith's turn-table, 451 

 GriffitJisia,63Q 

 Grinding sections of hard substances, 



506 



Grindl' s microscope, 182 

 Gt-omia, 734-736, 796 



- and Arcella, pseudopodia of, con- 

 trasted, 746 



Ground-mass of rocks, 1072 

 Groundsel, pollen-grains of, 722 

 Growing slides, Botterill's, 340 ; Mad- 



dox's, 341 ; Lewis's, 341 

 Guard-cells, 715 

 'Gulf-weed,' 630 

 Gum and glycerin, 520 ; and syrup, as a 



preservative medium, 519 



- imbedding for vegetable substances, 

 514 



arabic, formula, 445 ; for freezing, 505 



resins, latex of, 695 



styrax, as a mounting medium, 521 ; 

 index of refraction, 521 



Gyges, 545 

 GynutocJ/roa, 868 

 Gymnolcemata, 909 

 Gymnosperms, fossilised, 1084 



- generative apparatus in, compared 



with Cryptogams. 684 

 Gypsina, 824 



H 



Haddon,on budding in Poly zoa, 907 note 

 Haeckel (E.), on Badiolaria, 846 ; on 



Hydrozoiin affinity of GtenopJiora, 877 



note 

 and Hertwig, on classification of 



radiolarians, 849 note 

 Hfsmanicebidce, 752 and note 

 Hcematococcns, red phase of Proto- 



coccus, 543 

 sangitineus, 558 

 Haematoxylin, solutions, 491, 492 

 Heemionitis, sori of, 675 

 Hcemosporidia, 749 

 Haime (Jules), on development of Tri- 



cnoda, 780 

 ' Hair-moss,' 671 

 : Hair-worm,' 944 

 Hairs of leaves, 714; of insects, 980; of 



Acarina, 1010; of mammals, 1029 

 HaUcaridce, 1013 

 Haliomma Hwniboldtii, 851 

 - lujstrix, 848 

 Haliotis (diatom), 613 



- (mollusc), shell structure of, 928 ; 



palate of, 931 

 Haliphyseina, 814; spoiige-spicules in, 



822 



HET 



Haller, on auditory organs olAcarinci, 



1010 



Halteres of Diptera, 1000 

 Hand-magnifier, Brewster's, 37 

 Hansgirg, on movement of OsciUato- 



riacete, 548 

 Hiintzsch's glycenn method for desmids, 



520 

 HaplopJiragmiivm, 814 



/ih ib ii/i 'fin i for me, 813 

 Hardening agents, 484-487 ; corrosive 

 sublimate, 484 ; alcohol, 484 ; osniic 

 acid, 485 ; picric acid, 485 

 Hardy's flat bottle for collecting, 527 

 Harpalus, antennas of, '.INS 

 Harting, on Janssen's microscope, 120 ; 

 his experiments on formation of con- 

 cretions, 1101 



Hartnack, on immersion system, 27 

 Hartnack's model, 256 

 Hartsoeker's simple microscope, 134 ; his 



condenser, 134, 298 

 ' Hart's-tongue,' 675. See Scoloprn- 



<1 riinn 



' Harvest-bug,' 1013 

 ' Haus ' of Append icularid, 918 

 Haustellate mouth, 992 

 Haustellium, 992 

 Haversian canals in bone, 1021 

 Haycraft ( J. B.), on structure of striated 



muscle fibre, 1049 



Hayes's ether freezing microtome, 472 ; 

 minimum thickness of sections there- 

 with, 473 

 Hazel, peculiar stem of, 704 ; pollen- 



grains of, 722 

 Hearing, organs of, in Gastropoda, 941 ; 



in Cephalopoda, 941 

 Heart of ascidians, 912 ; of Acarina, 1011 

 Heartsease, pollen-tubes of, 723 

 ' Heart-wood,' 704 

 Heating-bath, Mayer's, 453 

 HeUopelta, 588, 611 

 Heliosoa, characters of, 734 ; examples 



of, 737-742 



Helix pomatia, teeth of, 930 

 Jiortensis, palate of, 930 

 Heller's porcelain cement, 521 

 Helmholtz on aperture, 47 

 Hemiaster cavernosiis, development of, 



900 note 

 Hemiptera, eyes of , 987 ; wings of , 999 ; 



suctorial mouth of, 1000 

 Hensen's stripe, 1049 

 Hr/iidicce, 665; thalloid, 668; foliose, 

 668 ; elaters of, compared with spiral 

 cells, &c., of pollen-chamber, 720 

 Hcrbivfiri'i, arrangement of enamel in 

 teeth of, 1025 ; cement in teeth of, 1026 

 Herring, scales of, 1028 

 Herschelan doublet, 309 

 Hertel's compound microscope, 137, 139 

 Hertwig's research on Microgromia, 735 



note; on Actinia, 877 note 

 Heterorottrottis, spine of, 885 

 - iiiauui/iUatii.s, spine of, 887 

 Heterocysts of Nostoc, 549 



4 E2 



