78 BULLETIN 96, UNITED STATES NATIONAL MUSEUM. 



Mevibraniporidra porrccta, new species (page 21). 

 Fig. 5. Portion of a zoarium with ovicelled zooecia, X 20. 

 Middle Jaclisonian, Wilmington, North Carolina. 

 Cat. No. 62578, U. S. N. M. 



Grammella transversa, new species (page 20). 

 6. View of zoarial surface, X 20. illustrating the zocecial characters and 

 the transverse aviciilaria. 

 Middle Jacksonian, Wilmington, North Carolina. 

 Cat. No. 62579, U. S. N. M. 



Ellisina laxa, new species (page 19). 

 7. Photograph of the incrusting zoarium, X 20, showing the thin mural 

 rim, the avicularium, and the dietellae. 

 Middle Jacksonian. Wilmington, North Carolina. 

 Cat. No. 62580, U. S. N. M. 



Plate 3. 



StamcnoccUa mediaiicuUfcra, new species (page 22). 

 Fig. 1. Surface of the bilamellar zoarium, X 20, exhibiting the elongate zooecia, 

 broken ovieells, and median avicularia. 

 Middle Jacksonian, 3i miles southwest of Perry, Georgia. 

 Cat. No. 62581, U. S. N. M. 



Diplopholeos fusiforme, new species (page 20). 



2. Photograph of the incrusting zoarium, X 20. showing the dimorphic 



opesia, the symmetrical lateral indentations, and the straight ony- 

 chocellaria. 

 Upper Jacksonian, 4 miles below Bainbridge, Georgia. 

 Cat. No. 62582, U. S. N. M. 



FloridincUa riclcshurgica. new species (page 28). 



3. Two fragments natural size, and the surface, X 20, of this hollow 



stemmed species. 

 Vicksburgian, 1 mile north of Monroeville, Alabama. 

 Cat. No. 62583, U. S. N. M. 



DacryoncUa octonaria, new species (page 28). 



4. Well preserved surface of the incrusting zoarium, X 20, exhibiting 



the improminent polypidian convexity, the large lateral indentations, 

 and the numerous small avicularia. 

 Middle Jacksonian, Wilmington, North Carolina. 

 Cat. No. 62584, U. S. N. M. 



AeclDiiella pimargo, new species (page 29). 



5. View of the incrusting zoarium, X 20, with the characteristic avic- 



ularia. 

 Upper Jacksonian, west bank of Sepulga River, Escambia County, 

 Alabama. 



Cat. No. 62585, U. S. N. M. 



Mrtracolposa rohusta, new species (page 35). 



6. Portion of surface of the bilamellar zoarium, X 20, with ovicelled 



zooecia. 

 Middle Jacksonian, Wilmington, North Carolina. 

 Cat. No. 02586, U. S. N. M. 



