356 INEZ WHIPPLE WILDER AND ELIZABETH BARRETT PEABODY. 



ing one of the lobules and thus apparently the equivalent of many 

 cysts. The characteristic anabolic and katabolic nature of the fe- 

 male and male cells respectively is thus well exemplified. The fe- 

 male cell grows, the male cell divides. In the whole series of sec- 



tl 



FIG. 4. Cross section through the gonads of the adult hermaphrodite at the 

 level indicated in Fig. i B by the line 1-2 (X 87). The two gonads ar 

 brought nearer together in the drawing than their actual position. Cc, central 

 cavity of ovarian region ; cd, collecting duct of testicular region ; /, follicles of 

 both ova and testicular cysts ; mt, spermatogonial cells in mitosis ; o, ova (pri- 

 mary oocytes) ; p, peritoneal investment; pr, primordial germ cells; tc, tes- 

 ticular cyst ; tl, testicular lobule. 



tions through the gonads no fewer than ten such ova were found in 

 the testicular portion of the right gonad and six in that of the left. 

 All were, like the one shown in Fig. 4, in an apparently normal 

 state of development, manifesting no incipient signs of degenera- 

 tion such as Crew ('21) reports to be the case in Anura whenever 



