80 FEMALE UROGENITAL ORGANS OF PBRAMELES, 



grant from the Royal Society, the liberaHty o£ whose Committee 

 I desire here to gratefully acknowledge. I am much indebted 

 to my friends, Prof. J. T. Wilson and Mr. J. J. Fletcher, for kind 

 advice, and I further desire to express my thanks to Mr. R. Grant, 

 late of the Physiological Department, for invaluable help in the 

 preparation of the photo-micrographs illustrating this paper and 

 for much assistance in other ways. 



LIST' OF PAPERS REFERRED TO IN TEXT. 



1. — OwE.v, R. Comp. Anat. aud Phys. of Vertebrates. Vol. iii. p. C83. 

 2. — Alix, p. H. E. " Sur les organes de la pai'turitioa chez les Marsu- 

 piaux." Bull. Soc. Zool. France, 1879. p. 118. 



3. — Hill, J. P. " The Placentation of Perameles. (Contributions to the 

 Embryology of the Marsupialia, I.)". Q.J.M.S. Vol.40. 1897. 



4. — Brass, A. Beitrage zur Kenntnisa des weiblichen Urogenitalsystems 

 der Marsupialen." Inaug. Diss. Leipzig, 1880. 



5. — Desc. and 111. Cat. of the Phys. Series of Comp. Anat. cont. in the 

 Museum of the R.C. of S. in London. Vol. iv. Organs of Genera- 

 tion. London. 1838. 



6. — MiHALKOVics, G. vox. — " Entvvickl. d. Harn- u. Geschlechtsappa- 

 rates d. Amnioten." Intern. Monatsch. f. Anat. u. Physiol. 

 Bd. ii. 1885. 



7. — SoBOTTA, J. " Beitr. zur vergl. Anat. u. Entwick. d. Uterusmusku- 

 latur." Archiv f. mikr. Anat. Bd. 38. 1891. 



8. — Owen, R. Article 'Marsupialia.' Todd's Cyol. of Anat. and Phys. 

 Vol. iii. 1S4L 



9. "On the Generation of the Marsupial Animals, with a Des- 

 cription of the Impregnated Uterus of the Kangaroo." Phil. 

 Trans. 1834. 



10. — Stirling, E. C. "On some Points in the Anatomy of the Female 

 Organs of Generation of the Kangaroo, &c." P.Z.S. 1889. 



11. — Lister, J. J., and Fletcher, J. J. "On the Condition of the 

 Median Portion of the Vaginal Apparatus in the Macropodidse." 

 P.Z.S. 1881. 



12. — Fletcher. J. J. "On the Existence after Parturition of a Direct 

 Communication between the Median Vaginal Cul-de-sac, so-called, 

 and the Urogenital Canal, in certain species of Kangaroos." 

 P.L.S.N.S.W. VoL vi. 1881. 



