246 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 14 



PLATE 24- 



Fig. 1. Bugula longirostrata Robertson, dorsal view. 



Fig. 2. Bugula calif ornica Robertson, dorsal view. 



Fig. 3. Bugula neritina (Linnaeus), dorsal view. 



Fig. 4. Caulibugula ciliata {Robertson). 



Fig. 5. The same, with ovicell. 



Fig. 6. Caulibugula occidentalis {Robertson), viiih oviceU. 



Fig. 7. Caulibugula calif ornica (Robertson). 



Fig. 8. The same, stalk internodes (kenozooecia). 



Fig. 9. Corynoporella spinosa Robertson, zooecium showing mode of 

 branching and short spines. 



Fig. 10. The same, stalked lateral avicularium. 



