EMBRYOLOGY, DEVELOPMENT, REPRODUCTION, ETC. Gen. Sub. 65 
Temperature and artificial parthenogenesis, Greeley (287). 
Heat and development of egg of Bufo, King (382). 
Electricity and Fundulus eggs, Brown (90). 
Gravity, in development of Frog’s egg, Kathariner’s experiments, Mosz- 
kowski (526). 
Triton egg, median constriction, Spemann (699). 
Agitation, Arbacia eggs, Meltzer (498). 
Triton eggs, experiments with salt solutions, Tonkoff (745). 
Lithium chloride and frog embryo, Morgan (520, 521). 
Carbonic acid and Echinoderm eggs, Viguier (761, 762). 
Alcohol, effect of on devel. of Echinodermata , Ziegler (819). ' 
As to Amnion of chick, Lillie (444). 
As to fishes, early development, Sumner (725). 
Echinus and Amphioxus, earliest stages, Driesch (202). 
Gastrula, Ascidia, Driesch (204). 
Development of abnormal larvae of Echinoderms, Janssens (362V 
Experimental and natural parthenogenesis, Wedekind (782). — Artificial 
parthenogenesis, Lyon (475). — Artificial parthenogenesis, conditions essen- 
tial to, Arbacia, Hunter (351). — Artificial parthenogenesis after emission 
of polar bodies, Delage (180). — Eggs of Petromyzon , Bataillon (37). — 
Batrachians, Ariola (16). — In Molluscs (Limpets), Loeb (449). — Silk- 
worm, Tichomiroff (739). — In Nereis , Fischer (240). — Artificial par- 
thenogenesis, Echinoderma,, Schucking (675, 676). — Hybridising Echino- 
derm eggs, Loeb (451, 452, 454). 
8. Reproduction, Sex, Heredity, Regeneration. 
a. General : — 
Embryonic fission, Crisia , Robertson (639) ; in Uymenoptera , Marchal 
(483a). 
Viviparous fishes, ovaries, Lane (414). 
Viviparous Insects, sketch of, Holmgren (342). 
Heterogenesis, Bastian (36, 36). 
The heredity of sex, Castle (116). 
Reabsorption of ovules during fasting, PIcrez (581, 582). 
Varieties of paternity, Giard (267). 
Influence of sperm-cell on larval characters, Echinidce, Boveri (80), and 
Driesch (205). 
Sexual reproduction in Gregarines, Linger & Duboscq (432). 
Heterogamic reproduction, parasitic Gregarine, Nusbaum (548). 
Reproduction of Protozoa , tabular summary, Stempell (705). 
Senescence and rejuvenescence in Protozoa , Loisel (461, 462, 463). 
Parthenogenesis, summarised account, and bibliographic list, Phillips 
(593). 
Ants producing females parthenogenetically, Wheeler (788). — Charac- 
ters of ergatogynic ants, Holliday (336). 
Parthenogenesis in bees ( Halictus ) and Aphidae, Fabre (228). — Par- 
thenogenesis of drones, Bachmetjew (22). 
Parthenogenesis, seo also b, Determination of sex; and for artificial 
parthenogenesis see 7 c, Experimental embryology. 
Artificial hybridization, Loeb (451, 452, 454). 
Hybrids, Giard (268). 
Genital organs of hybrids, Stephan (707, 713). 
b. Sex : — 
Classification of sexual characters, Loisel (464). 
Castration, anatomical and physiological results of, Hahn (300). 
1903. [Vol. xl.] b 9 
