66o POINTS IN THE ANATOMY OF PERIPATUS CAPENSIS. 



partment of the body-cavity, and extends backwards for a 

 varying distance. 



This organ may perhaps be best compared with the simple 

 salivary gland of Julus. It is not to be confused with the slime 

 glands of Mr Moseley, which have their opening in the oral 

 papillae. If I am correct in regarding it as homologous with 

 the salivary glands so widely distributed amongst the Tracheata, 

 its presence indicates a hitherto unnoticed arthropodan affinity 

 in Peripatus. 



