Plate 32. 

 Figs. 1—4. Holoporelta hirornis, new species, (p. 178.) 



I, 2. Two zoarial masses, natural size. 



3. The usual aspect of the surface, X 20. 



4. Another surface, X 20, illustratins; occurrence of the deep zooecia. 

 Pliocene (Waccamaw marl): Waccamaw River, Horry County, South Carolina. 



Fig. 5. .4 i'»U(?osia rarfin^o, new species, (p. 140.) 



The incrusting zoariura, X 20, illustrating the characteristic interarcolar radiating costules. 



Pliocene (Caloosahatchee marl): Shell Creek, De Soto County, Florida. 

 Figs. 6-10. Holoporella albiroslris Smht, 1872. (See al.so pi. 7, figs. 9-14. ) (p. 174.) 



6. The irregular, massive zoarium, natural size. 



7. Usual aspect of the surface, X 20, shomng the zooecia altered by fossilization. 



8. Portion of a zoarium, X 20, showing numerous interzooecial avicularia. 



9. Another zoarial surface, X 20. in which the areolar pores are closed and the oral sinus is lim- 

 ited by a spiniform umbo. 



10. Interior of zooecia, X 20, illustrating zooecia around the ancestrula. 

 Pliocene (Caloo.saliatchee marli: Shell Creek, De Soto County, Florida. 



Figs. 11-13. Srhismopora brevincisa, new species, (p. ISO.) 



II. Surface of the incrusting zoarium. X 20. 



12. Another view, X 20, showing incomplete zooecia. 



13. Zooecia, X 20, illustrating the form of the aperture and the areolar pores. 

 Pliocene i Caloosahatchee marl): Shell Creek, De Soto County, Florida. 



276 



