SPECIAL SUBJECTS. 
Gen. Sub. 2 1 
[Cornil, V.] Sur un proced6 de division indirecte des cellules par trois 
dans les tumeurs. C.R. ciii, pp. 78-80, 2 figs. 
In cells of tvvo epitheliomatous tumours division by threes, trilobate 
chromatic filament dividing into three distinct plates. 
Dallinger, W. H. Researches on Cell-nucleus. J. R. Micr. Soc. vi, 
pp. 195-207, 3 pis. 
Denys, J. La cytodierese des cellules geantes et des petites cellules 
incolores de la inoelle des os. Cellule, ii, Fasc. 2, pp. 245-286, 2 
double pis. 
The giant cells divide normally, both by stenosis (internal, unequal, 
multiple) and by kinesis. The two- modes are not mutually exclusive. 
The kinetic method is not binary, but always multiple. No observation 
of the fragmentation described by Arnold. 
Errera, L. Sur une condition fondamentale d’equilibre des cellules 
vivantes. C.R. ciii, pp. 822-824. 
Molecular physics of coll. 
Flemming, W. Zur Orientirung fiber die Bezeichnung der verschiedeneu 
Formen von Zell- und Kerntheilung. Zool. Anz. ix, pp. 109-112. 
In reference to Carnoy’s terminology. 
. Beitrage zur Kenntniss der Zelle. 59 Yersammlg. Naturf. Berlin, 
1886 [ vide Arch. mikr. Anat. xxix, p. 87]. 
Frenzel, J. Das Idioplasma und die Kernsubstanz (see Heredity). 
Morphology of cell. Import of nucleus, its striking absence in numer- 
ous cases, existence of dilfusod “ pseudochromatic ” substanco, and pro- 
bable morphological solution of the nucleus in various cells. Bibliography 
of “ pseudochromatic elements.” 
. Zur feineren Bau des Wimperapparates. Arch. mikr. Anat. xxvii, 
pp. 53-80, 1 pi. ; J. R. Micr. Soc. 1887, pp. 49 & 50. 
Detailed study of histology of cilia. In many cases 8 parts are distin- 
guished ! Function to protect the sensitive and otherwise naked cell. 
*Gage, S. H., & Gage, S. P. Amoeboid Movement of Cell-nucleus. 
Science, vii, p. 35 ; J. R. Micr. Soc. vi, p. 217. 
In white blood corpuscles of Necturus , nucleus exhibits distinct and 
vigorous movements. 
Garbini, A. Di un nuovo metodo per doppia colorazione. Zool. Anz. 
ix, pp. 26-29. 
Differentiations in protoplasm demonstrated by double staining. 
*Gillis, P. Proliferation de la Cellule par Karyokinese. Concours 
d’aggr^gation. Paris : Delahaye & Leerosmer, 8vo, 120 pp. 
*Giovanni, S. Archivio per le sc. mediche, x (1886). 
Quoted by Cornil, V., as observing abundant indirect division in cells 
of mucosa in inflammatory and neoplastic lesions of skin. 
1886. [vol. xxiii.] a 5 
