EMBRYOLOGY, DEVELOPMENT, REPRODUCTION, ETC. Gen. Sub. 73 
Dynamical conditions and development. Loeb (544). 
Artificial parthenogenesis, Echinoderms, Loeb (545). 
Growth and regeneration, Tuhularia, influence of agents on, Loeb (541). 
Susceptibility during cleavage, Lyon (569). 
Oxygen and COg, Arbacia egg, Lyon (571). 
Solution-tension, importance of, Mathews (595). 
Tissue change in artificial cyphosis, dog, Matsuoka (596). 
Gravity and centrifugal force, egg of toad, Morgan (647). 
Injury first- formed blastomeres, frog, Morgan & Torelle (658). 
Eeview of Maas' text-book, Moszkowski (661). 
Pancreas, liver and spleen, Acipenser, Nicolas (672). 
Artificial parthenogenesis, critical remarks, Ottolenghi (690). 
Localisation of embryo on blastoderm, chick, Peebles (710). 
Exp. with radium, frog embryo, Schaper (792). 
Anisotonic solutions and saponin, eggs, Sollman (844). 
Eftects of ether and salts, Echinoderm eggs, Spaulding (848). 
Double monsters, cyclopic, Spemann (849). 
Injuries blastopore region, frog, Todd (878). 
Influence of radium on development, TuR (890). 
Centrifuge experiments, egg of Rana, Wetzel (935). 
Experiments as to germinal anatomy, egg of Dentalium^ Wilson (947). 
Development of egg-fragments, Cerebratulus, Yatsu (957). 
Exp. localization in egg of Gerehratulus, Zeleny (966). 
8. Reproduction, Sex, Heredity, Regeneration. 
a. General : — 
For cell-processes in connection with Reproduction see vi. 
Reproduction of organisms, aetiology, illustrations in Protozoa^ Hart- 
mann (381). 
Conjugation and natural death, Neresheimer (670). 
Reproduction of Flagellata, Eoa & Grassi (293). 
Sexual reproduction, Stylo rhynchus, L^ger (514). 
Regeneration and non-sexual reproduction, Sagartia, Torrey & Mery 
(882, 883). 
Cross-breeding, specially cytological, aspects. Hacker (358). 
" Natural merogony," Gyrodactyhcs, Kathariner (455). 
Breeding albino trout, Pettis (721). 
Inadequate spermatozoa, deficient structures ensuing, Simroth (837). 
Alternation of generations and change of hoai^ Protozoa^ Schaudinn (793). 
Chromatin of hybrids, Moenkhaus (628). 
Heterogeneous hybridisation, Loeb (540). 
Artificial hybridisation, Loeb (539). 
Hybrids, Echinoderm, Boveri (127). 
Hybridisation of Echinoderms, Loeb (538). 
Natural and artificial parthenogenesis, Petrunkewitsch (719). 
Parthenogenesis, Apis, Buttel-Reepen (160). 
b. Sex :— 
Phenomena of sex, Aphidce^ Balbiani (31). 
Sexual dimorphism, Dewar (247), Liston (534), Young (960). 
Breeding mice for sex data, Copeman & Parson (206). 
The sexes of two eggs of a female jjigeon, Loisel (555). 
Superiority morphologically of female, Montgomery (640). 
