792 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 14 



PLATE 67 



Fig. 1. Diaf>eroecia calif ornica (d'Orbigii\ ) , showing arrangement 

 of tubules and mode of branching. 



Fig. 2. The same, ovicell and large, tall ooeciostome. 



Fig. 3. Diaperoecia florijana Osburn, part of a branch with elon- 

 gate ovicell and large, flared, reflected ooeciostome. 



F'ig. 4. Diaperoecia jolmstoni (Heller), portion of a lobe \vith ovi- 

 cell, and ooeciostome at the side of a peristome. 



Fig. 5. Tuhulipora concinna MacGillivray, ovicell with ooecio- 

 stome. 



Fig. 6. Tuhulipora ecjregia new species, an ovicell with ooeciostome 

 which has an oval and slightly flared lip. 



Fig. 7. The same, portion of a zoarium with lobate ovicells. 



Fig. 8. Placjioecia tortuosa new species, outline of an irregular 

 free lobe, with ovicell and ooeciostome. 



Fig. 9. The same, outline of a zoarium, showing the beginning of 

 a vertical bilaminate Inbe and the position of four ovicells. 



