322 MENSCH. 



EXPLANATION OF PLATE XIV. 



Fig. 20. Transverse section through the second segment of the chain, x 200. 



Fig. 21. Transverse section through the posterior part of the first segment 

 of stolon A. X 175. 



Fig. 22. Transverse section through the head of stolon i. x 200. 



Fig. 23. Longitudinal median section through the posterior part of stolon i 

 and the anterior part of stolon 2. x 175. 



Fig. 24. Transverse section through the anterior part of the head of stolon 2. 

 X 175- 



Fig. 25. Transverse section through the posterior part of the head of stolon 2. 



X 175- 



Fig. 26. Longitudinal median section through the anal segment of stolon 3 

 and the anterior part of stolon 4. X 175. 



Fig. 27. Transverse section through the head and buccal segment of stolon 4. 

 X 200. 



Fig. 28. Transverse section through the anterior part of the head of stolon 5. 

 X 200. 



Fig. 29. Transverse section through the second setigerous segment of stolon 

 5. X 200. 



