INTERNAL GENERATIVE ORGANS OF THE FEMALE. 667 



by its peritoneal coat with the capsule of the ovary, but the 

 edge of its epithelial and muscular coats can be seen beneath 

 the peritoneal coat, forming the rim of an open funnel. The 

 connection between the tuba and the ovary is secondary, and 

 its orifice opens into the sub-peritoneal spaces, in which the 

 egg-tubes lie. 



FIG. 92. A portion of one of the egg tubes from the ovary of a Blow-fly. Seen with 

 a |-inch objective, et, egg-tube ; o 1 to 5 , ova ; st, egg-stalk ; f, terminal thread ; 

 ;, micropyle ; y, matured yelk of o 5 . 



The Egg-Tubes. Each egg-tube consists of a thin, apparently 

 homogeneous membrana propria. It is divided by constrictions 

 into several chambers, each of which contains an ovum ; these 

 are termed egg-chambers. The ova in these chambers are 

 seen in several stages of development ; one only is matured, 



