268 SCLEROSTOMA STRUTHIONIS. 



Explanation of the plate. 



Fig. 1. Anterior part of the body. X 36 diam. 



Fig. 2. Cephalic extremity , lateral view. X 65 diam. 



Fig. 3. Buccal capsule. X 90 diam. 



Fig. 4. Caudal extremity of the male , lateral view. 



X 65 diam. 

 Fig. 5. Bursa of the male, surface- view. X 36 diam. 

 Fig. 6. Caudal extremity of the female. X 36 diam. 



Notes fipom tlie Leyden Museum, Vol. Vll. 



