48 Oen. Sub. 
I. GENERAL SUBJECTS. 
dino (620). — Centrosome and sphere in cells of the ovarian stroma in 
mammals; Child (114). — Centrosome artifact in spinal ganglion of the 
dog; Dahlgren (147). — So-called ‘sphere’ in male sex-cells; von Erlan- 
ger (192). — Centrosomes in fertilised egg of sea-urchins ; Kostanecki (415). 
d, Cell-Division. 
Summary of facts and theories as to cell-division; Meves (498). — 
Significance of karyokinetie figures; Gallardo (249). — Polar radiations 
of dividing cells; Geberg (266). — Import of polar rays in mitosis ; Kosta- 
necki (414). — Function of the rays of the astrosphere; Rhumbler (609). — 
Karyokinesis in A ctinosphcerium ; R. Hertwig (353). — The “intermediate 
body”; Eismond (181). — Division of cells and nuclei in Cephalopod 
blastoderm; von Erl anger (190). 
Mechanism of cell-division in mitosis; Kostanecki (416). — Heiden- 
hain’s tension-law ; Fick (222). — Tension-law of the centred system ; 
Heidenhain (328). — Microchemistry of mitosis; Heine (333). — Process 
of cell-constriction ; Meves (499). — Multiple bipolar mitosis in spermato- 
genesis of the snail; Godlewski (282). — Abnormalities in karyokinesis; 
Pekar (558). 
6. Oogenesis, Spermatogenesis, Maturation, Fertili- 
sation. 
a. Ovum. 
Structure of ova in Amphibians; Carnoy & Lebrun (104). — Histology 
of ovary in certain marine fishes; Cunningham (143). — Egg-structure and 
heredity; Loeb (449). — Structure of ovum in Diplopoda) Nismeo (534). 
Growth of ovarian ovum in Chcetognatha ; Aida (2). — Spinning acti- 
vities of protoplasm in eggs ; Andrews (9). — Oogenesis in Pholcus phalan- 
gioides, Fuessl. ; van Bambeke (27). — Formation of yolk in ova of certain 
marino fishes; Cunningham (143). — Oolysis in ova of Urodela ; Rossi 
(624). — History of the follicle and corpus luteum in the rabbit; Sobotta 
( 673). — Oogenesis in Bombyx mori\ v. la Valette St George (680). — 
In Myzostoma\ Wheeler (765). — Follicle cells in Salpa ; Metcalf (493). — 
Development of eggs with two yolks; Fj£ri£ (218). 
b. Spermatozoon. 
Summary of researches (1893-1897) on spermatogenesis in vertebrates 
and invertebrates; Hermann (346). — Unity of structure in animal sper- 
matozoa; Brandes (77).— New theory of spermatogenesis; von Barde- 
leben (33). — Alleged dimorphism of male elements in Mammals ; 
Bardeleben (30). — Notes on von Bardeleben’s new theory of spermato- 
genesis; Tellyesniczky (702). — Role of central corpuscle and sphere in 
development of the mammalian spermatozoon ; Ballowitz (25). — 
Karyokinesis of the sperm-nucleus; Doflein (162). 
Spermatogenesis in mammals; Benda (45); in Helix pomatia\ Bolles 
Lee (65), Godlewski (282): Lenhossek (441): in Scyllium catulus and 
Salamandra maculosa ; Hermann (345) : in Lepidoptera ; Meves (495) : 
in salamander; Meves (494): in Selachii\ Sabatier (633): in Bombyx 
mori ; v. la Valette St George (680): in lizards; Tellyesniczky (701). 
Reduction of chromatin in development of male sex-cells ; von Erlanger 
( 192). — Chromatin reduction in spermatogenesis of Pentatoma ; Mont- 
gomery (516). — Chromatic tetrads in spermatogenesis; Wilcox (770). 
Axis filament in mammalian spermatozoa; Bardeleben (32). — Origin 
of axial filament in spermatozoa of man; Meves (497). — Worm-like spor- 
