PLATE IX 



Fig. i. Beania erecta var. livingstonei var.n. St. TN 316, McMurdo 

 Sound, x 4. A fertile zooecium is recognizable near the centre of 

 the colony. 



Fig. 2. Beania erecta Waters. St. 160, Shag Rocks, xf 



Fig. 3. Camptoplites retiformis (Kluge). St. WS 42, South Georgia. 



Natural size. Zones of ovicells can be seen. 

 Fig. 4. Camptoplites latus var. aspera var.n. St. 45, South Georgia. 



Natural size. 



