Plate 37 



Figs. 1, 2. Microporella heermani Gabb and Horn, 1802. (p. 125.) 



1. Ordinary and ovicelled zooecia, X 20. The large dimensions, granular frontal and small 

 tremopores and a^dcularia are illustrated. 



Pleistocene: Rustic Canyon, Santa Monica, California. 



2. The original figure of the species. 

 Pleistocene: Santa Barbara, California. 



Fig. 3. Microporella gibbern, new species, (p. 126.) 



Surface of the unilamellar zoarium, X 20, showing the distinct, irregular, gibbose zooecia. 



Pleistocene: Rustic Canyon, Santa Monica, California. 

 Fig. 4. FenestruUna porosa, new species, (p. 117.) 



Surface of the incrusting zoarium, X 20. 



Pleistocene: Long Wharf Canyon, Santa Monica, California. 

 Fig. 5. Ci/cUcopora gigantea, new species, (p. 139.) 



Surface of the incrusting zoarium, X 20, showing the extreme size of the zooecia. 



Pleistocene: Tremochal Canyon, Santa Monica, California. 

 Fig 6. Eurijstomella bilabiata Ilincks, 1884. ( p. 142.) 



A fossil specimen, X 20, referred to this interesting recent species. 



Pleistocene: Dead Mans Island, off San Pedro, California. 

 YiGS.7-9. SmiamacaUformensU^Uohertson,im». (p. 146.) ,.„,,,• 



7. Zooecia, X 20, showing thin areolar costules and the peristome formed by two lateral tulxi- 



"Tlnother example, X 20, with two small lateral avicnlaria and a large interzooecial avicu- 



'1" Su'reTztecia, X 20, .vith the two small avicularia, one of which has the beak directed 

 upward and the other downward. 



Pleistocene: Santa Barljara, California. 

 Figs 10-12. 5»!;(«maffram/ia«a, new species, (p. 145.) • ,^i, r,f,i ,^Aro^ In 



W. The incrusting zoarium, X 20, showing the large distinct zooecia and the distal pore, in 



the peristome. 



n \nother example, X 20, not so well preserved. . r tu„ 



n. A zoarium, X 20, with the frontal removed, illustrating the sinuons arrangement of the 



walls, which are without septulae. 



Pleistocene: Rustic Canyon, Santa Monica, Calilornia. 



2S1 



