826 DEVELOPMENT OF THE EEPRODUCTIYE ORGANS. 



fixing attention on the more important points of tlie foregoing descrip- 

 tion, and indicating more clearly the homologies of the parts : — 



Fejule Perjiaxext. Common Embryonal. Male Permanent. 



I. -COMMON BLASTEMA OF 

 REPRODUCTIVE GLANDS. 



Ovary. Body of Testicle. 



Fnniislies the ovigerms and re- 1. Germ-epithelium covering . . Uisuppear.s, and is replaced by 

 mains on the .surface. serous covering of tunica 



vaginalis. 



Forms stroma of the ovary and 2. Deeper blastema Forms glandular seminal tubes 



the Graalian follicles. of the testis. 



II.- WOLFFIAN BODIES. 



Transverse tubes of epoophoron 1. Upper tubular non-glonieru- Vasa efferentia and coni vas- 



or organ of Rosennuilkr lar part. culosi of the epididymis. 

 (Parovarium). 



Paroophoron (Wald.) 2. Lower glomerular part (pri- Paradidymis (Wald.), organ of 



mordial kidneys). Giraldes, and ^'asa aberrantia. 



Koimd ligament of the uterus . . 3. Ligament of the "Wolffian Gubemaculum testis. 



body. 



Ill- WOLFFIAN DUCTS. 



Tube of the Epoophoron 1. Upper and middle parts .... Convoluted tube of the epididy- 

 mis. 



Ducts of Gaertner, in cow and pig 2. Lower part Vas deferens and vesiculse 



seminales. 



IV— MULLERIAN DUCTS. 



Pimbriated abdominal opening 1. Upiwr extremity Hydatid of Morgagni. 



and terminal and oecasiunal 

 hydatids 



Paliopian tubes 2. Middle part Occasional tubular pi'olonga- 



ticns (it uterus masculinus. 



Vagina and uterus 3. Lower single or meiiian part Uterus masculinus (vesicuU 



prostatica). 



v.— GENITAL CORD AND 

 SINUS UROGENITALIS. 



Tissue uniting female urethra and 1. Substance surrounding geni- Prostate gland. Muscular and 

 vagina. tal cord. glandular tissue. 



Female urethra 2. Upper part of cavity or Upper part of prostatic portion 



urinai-j' pedicle. of tlie urethra. 



Ostium vaginae . Hymen 3. Confluence of urinary and Verumontanum. 



genital ]iarts. 

 Vestibule 4. Lower part Lower ]iart of prostatic por- 

 tion and membranous part of 

 urethra. 

 Glands of Bartholin 5. Common blastema Cowper's Glands. 



VL— EXTERNAL ORGANS. 



1. — Vascular parts. 



Crura and corpus clitoridis a. Corpora cavern<jsa Crura and corpus penis. 



Glans clitoridis and vascular 0. Corpora spongiosa Glans penis and spongy body 



bulbs separate) of urethra (united). 

 2. Integumental parts. 



Preputium clitoridis «. On genital eminence Preputium penis. 



Integumental folds of nymphee b. Lijjs of genital furrow Integument and raphe below 



(separate). '• . ]ieiiis. 



Labia majora (se]iarate) c. Genital ridges (lateraP Scrotum and raphe (united). 



Perineum of female, with raphe . U. Transverse interauogcnital Perineum of male beliind 



baud. scrotum, with raphe. 



