PHYSIOLOGY, CHEMISTRY AND PATHOLOGY 559 



Fig. 1. Section through the ovary of Dasyurus viverninus, showing Graafian fol- 

 licles and corpus luteum. (From Vincent, Internal Secretion and the Ductless Glands, 

 London, 1912.) 



of cells bear a very strong resemblance to those of the cortex of the adrenal 

 body. The fully developed corpus luteum is a highly vascular structure. 

 Amongst the cells are numerous cleft-like lymphatic spaces. 



The connective tissue is in the form of spindle shaped anastomosing 

 cells. They surround groups of four to five epithelial cells by the anasto- 



Fig. 2. Portion of corpus luteum of Dasyurus under a high power, showing the 

 glandular nature of the constituent cells. ( From Vincent, Internal Secretion and the 

 Ductless Glands, London, 1912.) 



