SCENT-GLAXDS IX MAMMALS. 753 



the male at the rutting season, and the secretion then has a 

 strong musky odour" (Anat. Yert, iii. p. 634, 1868). 



In an African Elephant, about twenty years old, the oriiice of 

 the gland was a vertical slit, about 5 inch long, opening six inches 

 behind, and a little higher than, the eye. The main sac of the 

 gland, into which a few subsidiary sacs opened, was about two 

 inches deep and filled with strong smelling secretion. The wall 



Text-figure 10. 



Enlarged view of the gland of young Malayan Elephant, showing tuft of 

 hairs projecting from the orifice. 



of the sac was composed of thick white skin, and its lining was 

 hairless but covered with coarse papillfe. 



In a young Malayan Elephant, about three years old, on the 

 other hand, the sac of the gland, about | an inch deep, was 

 covered with hairs packed together with sour smelling secretion 

 and long enough to pi'oject beyond the orifice of the gland as a 



