Castle. — RliyuchobdellidiE. 



PLATE 7. 

 G. elegans. 



Fig. 28. Dorsal view of a young individual. In somites vi.-xxv, furrows between 

 annuli are shown only at the margin of the body, except where they 

 mark somite boundaries. Reproductive organs and salivary glands 

 drawn from other, older individuals ; salivary gland cells a little too 

 small. From an entire preparation. 



Fig. 29. Parasagittal section of head end. 



Fig. 30. Head end, dorsal view. From an entire preparation. X about 50. 



Fig. 31. The same, ventral view. 



