PLATE LIII. 



FIGS. 



14. Diaphoropodon mobile Archer, (p. 123) Fig. 1. 

 Side view of active individual, x 400. Figs. 2-3. 

 Oral and side views of another with an abnormally 

 pointed fundus. x 400. Fig. 4. Process of divi- 

 sion, from a specimen mounted by Dr. Penard. The 

 spines are not visible in Canada balsam. x 200. 

 5-6. Clypeolina marginata Penard. (p. 126) Side arid 



vertical views. x 500. 



7. Amphitrema stenostoma Niisslin. (p. 151) An indi- 

 vidual of unusual form and colour. After West, 

 x 300. 



