34 



INDEX TO APPENDIX. 



Parthenogenesis, 4. 



Parturition, 24. 



Penis, 7. 



Placenta, 24. 



Pregnancy, 18. 



Prepuce, 8. 



Prostate gland, 6. 



Puberty, 13. 



Reproduction in general, 1. 



Reproductive organs, accessory, 



4; male, 4; female, 8. 

 Rupture, 5. 

 Seminal fluid, 8. 

 Seminiferous tubules, 5. 

 Sexual reproduction, 3. 

 Somatopleure, 22. 

 Spermatozoon, 4, 8. 

 Sperm-cell, 4. 

 Splanchnopleure, 22. 



Stages of life, 29. 

 Testes, 4, 8. 

 Tunica vaginalis, 4. 

 Umbilical cord, 23. 

 Urethra, 7. 

 Uterus, 4, 9. 

 Utricle, 7. 

 Vagina, 10. 

 Vas deferens, 6. 

 Vasa recta, 6. 

 Vasa efferentia, 6. 

 Vesiculse seminales, 6. 

 Yitelline membrane, 12. 

 Vitellus, 12. 

 Vulva, 10. 

 Yelk, 12. 

 Yelk-sac, 22. 

 Zona pellucida, 12. 



