EXTERNAL CHARACTERS OF CHEVROTAINS. 



9 



process, t-lie two combining to give the incrassate appearance to 

 the distal end of the organ. Normally this lamina and its 

 process are closely folded on the shaft of the penis, but they are 

 capable of being unfolded and spread (text-tig. 5, D). 



Text-iiffui-e 5. 



A. Extremity of penis oi Syemosclius aquaticus, from the left side. 



B. The same of 3It>schiola meminna. 



C. The same of Tntgulus stanleyanus, with apex coiled and lamina folded up. 



D. The same, with apex partially uncoiled and lamina unfolded. 



E. The same of Tragulus kanchil folded up. 



F. The same from the right side, with the apex and the lamina partially 



unfolded. 



Lettering : — d, distal, and ^, proximal portion of the lamina in the two 

 species of Tr-agidus. 



The penis of Tragulus kanchil (text-fig. 5, E, F) resembles in a 

 general way that of 1\ Stanley amis, but there are some well- 



