Plate 47. 



Fics. 1, 2. Cupuladria biporosii, new species, (p. 29.) 



1. Celluliferous surface of the orbicular zoarium, X 20, showing the wide zooecia and the large 

 auriculate vibracula. 



2. Inner face of the same zoarium, X 20, with the characteristics two pores to each zooecium. 

 Lower Miocene (Bowden horizon): Santo Domingo. 



Fig. 3. Spathipora longirhna, new species, (p. 16.) 



A portion of the type specimen, X 20, illustrating the delicate canalicules ^^-ith the attached 

 zooecia, the apertures of which bear a long rimule. 

 Pliocene (Waccamaw marl"); Waccamaw River, South Carolina. 

 Fiu. 4. Stylopoma magniporosa, new species, (p. 103.) 



Surface of the bilamellar zoarium X 20. The large tremopores, the avicularia, and the ovicell 

 hiding the aperture are apparent. 



Lower Miocene (Bowden horizon): Santo Domingo. 

 Fig. 5. Laminopora miocenica, new species, (p. 160.) 



Zooecial surface, X 20, with the parietal dietellae, tremopores, elongate oval zooecia, and long 

 rimule visible. 



Lower Miocene (Bowden horizon): Santo Domingo. 

 Fig. G. Trcmogastcrina truncatoroslris, new species, (p. 244.) 



The bilamellar zoarium, X 20, with the truncated avicularium and the large trifoliate fronta 

 pore well preserved. 



Lower Miocene (Bowden horizon): Santo Domingo. 

 Figs. 7, S. Rhpichozoon grandkella, new species, (p. 156.) 



7, Marginal zooecia of the incrusting zoarium, X 20, showing the pleurocyst frontal with small 

 areolar pores and the prominent avicularian chaml)er. 



8. Ancestrular zooecia, X 20, with the costules of the frontal better developed. 

 Pleistocene: Rustic Canyon, Santa Monica, California. 



291 



