JOURN. R. MICR. SOC. 1908. PI. XVI. 



Fig. 1. — Longitudinal section of Stiulcria 

 mirahilis g. et sp. n. Natural size. 



Pig. 2. — The upper part of 

 one of the digitiform polyp- 

 bearing lobes or branches 

 of Sludcria mirahilis g. ct 

 sp. n. It shows the ter- 

 minal polyp much larger 

 than the others, x 12. 



Fig. .3. — Spicules of Studcria mirabilis. 



\. From the stalk. B. From the internal wall of the cup. C. From a polyi)- 



bearing lobe. 



