704 



DR. F. E. BEDDARD OX 



occur to the outside of the outer layer of bundles ; but the 

 subcuticular layer is not divided off from the rest of the cortex 

 by any such fibres. 



As to the water-vascular tubes the larger ventral vessel lies 

 beneath and to the inside of the very small dorsal tube. 



Text-figure 2. 



-R.S. 



Cirrus-sac of Cotugnia maryareta. 



C. cirrus lying within the elongated cirrus-sac. E.8. receptaculura seminis. 

 JV.V. ventral water- vascular tube. O. orifice of cirrus- sac. 



Double generative organs characterize this as they do other 

 species of the genus Cotugnia. Upon some of these organs I have 

 notes to offer. There is hardly any genital cloaca (text-fig. 2) ; 

 rather there appears to be a kind of plug of soft tissue which blocks 

 the end of the cirrus-sac and the vagina, and can be pushed aside 



