PLATE VI 



Fig. i. Ascopera gigantea Herdman. St. MS 68. Long-stalked speci- 

 mens from S. Georgia, x f . 



Fig. 2. A. gigantea Herdman. Deception Island. Short-stalked 

 specimens, x f . 



Fig. 3. Distaplia cylindrica (Lesson). Photomicrograph x 60. Contents 

 of intestine, with a few small sand grains and many small food 

 particles. 



Fig. 4. D. cylindrica (Lesson). Photomicrograph x 25-5. Zooid 

 stained in eosin and cleared to show large sand grains in branchial 

 sac but none in oesophagus, stomach, intestine or rectum. The 

 dark mass in the intestine is an accumulation of small food 

 particles. 



Fig. 5. D. cylindrica (Lesson). Photomicrograph x 60. Contents of 

 branchial sac with many large sand grains. 



Fig. 6. Eugyra drnbackae sp.n. Photomicrograph x 45. Contents of 

 branchial sac with many large sand grains. 



Fig. 7. E. drnbackae sp.n. Photomicrograph X45. Contents of stomach 

 with many food particles, some quite large, but no large sand 

 grains. 



